Digital Accessories

amazon has AmazonBasics AA Performance Alkaline Batteries (48-Pack) $13.86

Pack of 48 1.5V AA Alkaline Batteries

Improved anti-corrosion components and new zinc composition resulting in 10-years anti-leakage shelf life

Designed to provide reliable and lasting performance for both high and low drain devices

Unique Japanese technology that enables better performance after storage, over-discharge, and high temperatures

Works with a variety of devices including digital cameras, game controllers, toys, and clocks; do not attempt to recharge

Original price: $1499

Discount：-40% $899.00 +  Code: T6MKB3DW

Final price: $799 

Smallest & Lightest 2kWh Power: Weighing just 39.5 lbs, the Jackery Explorer 2000 v2 weighs less than other bulky units, making it easy to carry along on all outdoor adventures. It's 41% lighter and 34% smaller than typical 2kWh LiFePo4 portable power stations. Built with the same advanced CTB (Cell-to-Body) technology used in EVs, it optimizes space and ensures a more secure structure, offering a more compact, stable, and safer energy solution.

High-Capacity Power Solution: With 3 AC ports delivering a total output of 2200W and a massive 2042Wh capacity, the Jackery Explorer 2000 v2 Solar Generator effortlessly meets your power needs for home backup, outdoor camping, and small businesses. Plus, the USB-C PD 100W port enables fast charging for your electronic devices without the need for an additional adapter.

Ultra-Fast & Versatile Charging: Power up and go — Charge the Explorer 2000 v2 from 0 to 80% in just 66 minutes with AC Fast Charging, or achieve a full charge in 102 minutes using the Emergency Super Charging mode through our app. Solar charge in as few as 6 hours with 400W panels. The Silent Charging mode provides a full charge in 5 hours at just 30dB, perfect for uninterrupted sleep and work.

Uninterruptible Power Supply: The Explorer 2000 v2 Portable Power Station features 20ms seamless switching, keeping your essentials running through hurricanes, storms, and power outages. UL1778 test certified for Uninterruptible Power Systems, it guarantees reliable backup power, ensuring you're fully prepared for emergencies with complete peace of mind.

Whisper-Quiet Operation: The Jackery Explorer 2000 v2 Solar Generator operates in Silent Charging Mode at a noise level of less than 30dB, in other words, it "will not disturb." Advanced smart temperature control adjusts fan speed according to environmental and component temperatures, reducing operating noise for a near-silent experience.

Durable for 10 Years: The Jackery Explorer 2000 v2 Solar Generator comes with a LiFePo4 battery that lasts up to 10 years, making this safe, compact power station a dependable long-term investment. Use it outdoors and indoors, risking no fumes and enjoying a safe, eco-friendly alternative to gas generators.

Helpful information: To correctly connect the Explorer 2000 v2 to Jackery solar panels, please remove the L-shaped plug (DC7909) from the cable and use the straight plug (DC8020) for connection.

INIU Portable Charger, Slimmest 10000mAh 22.5W PD Power Bank, USB C in&Out Fast Charging Battery Pack, External Phone Powerbank Compatible with iPhone 16 15 14 13 Samsung S22 S21 Google iPad etc Black, Now Only $11.49

INIU Portable Charger, 22.5W 20000mAh USB C in & Out Power Bank Fast Charging, PD 3.0+QC 4.0 LED Display Phone Battery Pack Compatible with iPhone 15 14 13 12 Pro Samsung S21 Google iPad Tablet, etc. Black, List Price is $43.97, Now Only $26.98

Anker MagGo Power Bank, Qi2 Certified 15W Ultra-Fast MagSafe-Compatible Portable Charger, 10,000mAh Battery Pack with Smart Display & Foldable Stand, For iPhone 16/15/14/13 Only (USB-C Cable Included) White, List Price is $89.99, Now Only $59.99, You Save $30

Original Price: $41.99

Discount：-20% $36.11 + $5 off coupon + 53% off Code: 4559QDS4  

Final Price: $19.86  

Upgrade Smart Detection: Professional-grade hidden camera and bug detector, using advanced high-precision security level chip, fully meet the higher security level detector requirements, one key operat panel to enter detect funcation without complex adjust, lightweight and portable, perfect for protecting your personal privacy

Optical Detect: 8 red led lights(always on or flash rapidly,slowly), 2 IR probes and large optical lenses enhance your comfort while achieving fast and accurate room camera efficiency(with 600nm optical filters ), especially effective for ordinary pinhole cameras and night vision cameras

RF Detector:Equipped with a 4th generation intelligent chip, detection range from 1MHz-6.5GHz,Support 3 levels adjustable sensitivity allowing for quick identification of hidden cameras, bugs, and various surveillance devices location, It operates as a camera detector spy camera finder, ensuring that you are protected from unauthorized surveillance

GPS Detection: Using the principle of Hall effect,built-in high-precision Hall sensor is used to detect the strong magnetic GPS on the car, with wireless signal detection function,can monitor the dormant GPS and remote GPS on the car to prevent being located

Touch sensor:Hangs of Door Knob or Handle,Vibration-Triggered Home Security Alarm, Extremely loud alarm helps alert homeowner when vibration is detected, helping deter intruder(with 20-second activation delay ) perfect for home and travel security

Apple USB-C to Lightning Adapter, List Price is $29, Now Only $25.49 $19.07 

Original Price: $219.99

Discount: -32% $149.99 + $50coupon + 27% code

Code: OT4MW8O

Final Price:  $62.49

Powerful Battery Starter - The AVAPOW A68 car jump starter provides up to 6000A peak current and high capacity. The 2024 upgraded jumper cable can safely start all gas engines and diesel engines, including drained batteries. It is suitable for all (12-volt) cars, trucks, motorcycles, boats, RVs, tractors, ATVs, UTVs, lawnmowers, snowmobiles, etc. Meanwhile, it is ultra-lightweight and portable.

Smart Safety Protection - The battery jump starter works with intelligent jumper clamps which provide 8 safety protections to ensure it's safe to use. Also, the jumper clamps indicator light will notify you of any common incorrect operating.

Portable Car Power Pack - This car jumper is also a car power pack that is equipped with 2 USB output ports, including one quick-charging port (5V/3A 9V/2A 12V/1.5A). It can save you 50% of the time when charging your cellphones, tablets, Kindles, or digital cameras.

Ultra-Bright LED Light - The car battery charger jump starter is equipped with 3 modes of LED light (Lighting/Flash/SOS), and you can easily convert between lighting modes by switching the power button. The ultra-bright light can help you start your car more conveniently at night, and the strobe and SOS modes can act as a lifeguard in emergency situations.

What's In The Jump Starter Battery Pack - 1x AVAPOW A68 car jump starter, 1x smart jumper cables, 1x storage case, 1x USB Type-C Charging Cable, 1x cigarette lighter socket adapter, 1x User manual and professional & 24-hour online after-sales team for any issue.(PS:AC adapter is not included in the package)

ECO-WORTHY 100 Watt Solar Panel 12 Volt Monocrystalline Solar Panel High Efficiency Module RV Marine Boat Caravan Off Grid 100W, List Price is $109.99, Now Only $59.99

Panasonic CR2032 3.0 Volt Long Lasting Lithium Coin Cell Batteries in Child Resistant, Standards Based Packaging, 10 Pack, List Price is $13.99, Now Only $7.13  $6.99

Anker 633 Magnetic Battery, 10,000mAh Wireless Portable Charger, 20W USB-C Power Bank with Stand, Magsafe-Compatible for iPhone 16/15/14 Series White, List Price is $54.99, Now Only $39.99, You Save $15

Regular Price: $37.99-$69.99

Discount Code：XCPOWERBANK （cannot be combined with 20% off coupon）

Final Price: $18.99-$34.99

Power in a Snap: Experience instant, wireless, MagSafe-style charging. With ultra-strong magnets and a complimentary magnetic ring, enjoy fast, convenient, single-handed use, even through the case.

Lighter Than the Rest: Our magnetic phone charger, 53% lighter than competitors, ensures unblocked camera use. This pocket-friendly charger offers on-the-go wireless charging anytime, anywhere.

Power Your Whole Day: Our 10000mAh charger fuels your iPhone 15 1.8 times and offers up to 15W wireless or 20W wired fast charging. It can boost an iPhone 15 Pro from 0% to 58% in just 35 minutes. Experience quick and efficient power that doesn't slow down your day.

Broad Compatibility: Supports MagSafe-enabled iPhone 16/16 Plus/16 Pro/16 Pro Max, and iPhone 15/14/13/12 models, Qi-enabled phones. Complimentary magnetic ring for non-Magsafe devices. Includes USB-C to USB-C cable for all USB-C devices.

Simultaneous Charging Solution: Power up at home or on the go with our pass-through-charging power bank. Juice up your device while recharging the magnetic phone charger, and charge two devices simultaneously for sharing power with others when needed.

On-Demand Kickstand: Our magnetic phone charger comes with a complimentary phone stand, effortlessly transforming into a handy prop for browsing or FaceTiming on the go. It holds your iPhone 16/15/14/13/12 Series upright for a comfortable view, while supporting IOS 17 standby mode.

Anker Power Bank Power Station 60,000mAh,Portable Outdoor Generator 87W with Smart Digital Display, Retractable Auto Lighting and SOS Mode, Home Backup(PowerCore Reserve 192Wh) for Travel, Camping Green, List Price is $149.99, Now Only $89.99 

Energizer AA Batteries, Alkaline Power Double A Battery Alkaline, 32 Count, List Price is $21.98, Now Only $15.28

Apple USB-C VGA Multiport Adapter Standard Packaging, List Price is $49, Now Only $19.98, You Save $29.02

Razer Seiren V2 X USB Condenser Microphone for Streaming and Gaming on PC: Supercardioid Pickup Pattern - Integrated Digital Limiter - Mic Monitoring and Gain Control - Built-in Shock Absorber, List Price is $99.99, Now Only  $49.99 $39.99

AnkerWork M650 Wireless Lavalier Microphone, Pro Noise Cancellation, Swap Magnetic Colorful Covers, 2-Channel Quality Pickup, 200m Transmission, 15H Battery, Easy to Use for Vlogs, Not for Conference Black, List Price is $219.99, Now Only $79.99

Anker Nano Charger, 100W MacBook Charger, Foldable Charger for iPhone Series, and All USB C Devices, 6ft USB-C Cable Included, Compatible with MagSafe White, Now Only $29.99

Belkin 40W Dual Port USB-C Wall Charger, USB Type C Charger Fast Charging for iPhone 16, 16 Plus, 16 Pro, 16 Pro Max, 15, 15 Pro, 15 Pro Max, iPhone 14 Series, Galaxy S24 Ultra, iPad, AirPods & More 1-Pack Charger, List Price is $29.99, Now Only $13.79

Anker Zolo Power Bank, 10,000mAh 30W Portable Charger with Built-in USB-C Cable for Travel, Fast Charging Battery Pack for iPhone 16/15 Series, MacBook, Galaxy, iPad, and More Black 10,000 mAh, List Price is $25.99, Now Only $25.99

Anker 737 Power Bank (PowerCore 24K), 24,000mAh 3-Port Portable Charger with 140W Output, Smart Digital Display, Compatible with iPhone 14/13 Series, Samsung, MacBook, Dell, AirPods, and More, List Price is $149.99, Now Only$93.99 $79.99

Apple 35W Dual USB-C Port Compact Power Adapter Compact Adapter, List Price is $59, Now Only $44.99  $39.99

Original Price: $79.99

Discount: -38% $49.99 + 30% coupon + 38% code

Code: YWQ5GD9X

Deal Price:  $30.99

【More Powerful Booster】: With a 1500A peak current, the Q10S car jump starter can start the 12V vehicles up to 7.0L Gas/5.5L Diesel engines . The battery starter is equipped with a high-performance force start function that helps you start depleted car batteries. even in extreme temperatures, The powerful lithium battery booster - up to 20 jump starts on a single charge . Suitable for car, truck, motorcycle, boat, RV or tractor and so on.

【Upgraded Protections】: Safe and easy-to-use jump starter battery pack without the worry of incorrect connections or sparks. Particularly spark-proof, reverse polarity protection, low-temperature protection, high-temperature protection, over-load protection. Safely connect to any 12-volt automotive car battery. The car battery jump box/jump cable indicator notifies you of incorrect use with an audible buzz and flashing lights.

【A Backup Power Pack】: Q10S Car Starter designed with 2 USB outputs (5V/3A)and (5V/2.1A), the quick charge 3.0 USB port can fully charge your cellphones, tablets, and other mobile devices at the fastest (up to 75% faster than a standard charger). And can power your other car accessories by using a 12V-16V/10A DC port. like tire inflators, inverters, and more.

【LED Flashlight 】: The battery starter has 3 LED lights modes: Flash Light, Strobe Light, and SOS Light. This multi-purpose flashlight and which comes in handy in case of an emergency and outdoor adventures.

【What You Get】: Portable Lithium Car Battery Jump Starter x1, Smart Jump Cable x1, USB Type-C Charging Cable x1, User Manual x1. 2-Years Technical Support. If you have any questions, please contact us.

【TIPS 】Before starting the car, please ensure that the power is greater than 50%. In addition, if you have not used it for a long time, it is recommended to charge the jump starter every 2-3 months to keep the jump starter in a healthy state.

iFLYTEK AI smart voice recorder SR502 voice recorder to text, video real-time translation, OCR recognition, offline transcription, free transcription, 16G+ cloud storage, star gray，only $240

INIU USB C to USB C Cable, (6ft, 2-Pack) 100W USB C to C Fast Charging Cable, Braided Type C Charger Cable USB C Cord for iPhone 16 Pro Max Samsung Galaxy S21 S10 S9 Note 10 MacBook iPad Kindle etc. 6.6ft+6.6ft Black, List Price is $11.99, Now Only $4.95

INIU USB C to USB C Cable, [240W, 6.6ft+6.6ft] Fast Charging Type C Charger Cord, Braided USBC to USBC Phone Charger Cable for iPhone 16 15 Pro Max Samsung S24 S23 Laptops iPad Switch Steam Deck etc. Black, List Price is $15.99, Now Only $7.99 

AmazonBasics 36W 2-Port USB-C Wall Charger with Power Delivery, only $7.99

Panasonic CR2016 3.0 Volt Long Lasting Lithium Coin Cell Batteries in Child Resistant, Standards Based Packaging, 10-Battery Pack 10 Pack Battery, List Price is $9.99, Now Only $7.01

IFLYTEK AIP-S10 Portable Scanning and Voice Translator Pen for Chinese-English Language，scanning Dictionary Pen (Chinese Interface) only $198.00 $99.00

High Efficiency - 0.5s Quick translation between CN↔EN at the moment you scan, 15 times faster than referring to a paper-based dictionary. 99% of the accurate recognition rate. Recognize Chinese and English in various fonts. Support multi-media scanning, including paper, digital screen, label, and wooden surface, etc.

High Translation Accuracy - Provide instant and fluent long sentence translation. Host more than 2.3 Million Entries.

Voice Translation - Provide instant and fluent long sentence translation. Real person pronunciation (American and British accents) helps to improve listening and speaking.

Offline Translation - Perform well without an internet connection. Distractions free. Provide an attentive and fully immersive learning experience.

Portable & Alloy Rear Shell - 78g portable design with the same size as a pen. 3.7" Large touch screen display with eye-protective UI design. 1GB RAM and 8GB ROM, High-fidelity speaker, Support Bluetooth and Type-C connection Headphone.

Apple Watch Magnetic Charging Cable (1m), List Price is $29, Now Only $18.88 $14.95

Anker MagGo Magnetic Wireless Charger (Pad) with Anker MagGo Power Bank, List Price is $114.98, Now Only $81.99, You Save $32.99

Anker Power Bank, 26,800 mAh External Battery with Dual Input Port and Double-Speed Recharging, 3 USB Ports for iPhone 15/15 Plus/15 Pro/15 Pro Max, iPad, Samsung, Android and Other Devices black, List Price is $65.98, Now Only $42.5, You Save $23.48

Amazon Basics 100-Pack AA Alkaline High-Performance Batteries, 1.5 Volt, 10-Year Shelf Life, only $22.60

Pack of 100 1.5V AA Alkaline Batteries

Improved anti-corrosion components and new zinc composition resulting in 10-years anti-leakage shelf life

Designed to provide reliable and lasting performance for both high and low drain devices

Unique Japanese technology that enables better performance after storage, over-discharge, and high temperatures

Works with a variety of devices including digital cameras, game controllers, toys, and clocks; do not attempt to recharge

21USBuy.com offers the Iflytek Portable Pocket Voice Electronic Language Translator for international students $319.00 $219.00with free shipping.

iFLYTEK Translator for international students is an upgraded version of iFlytek 2.0, designed to meet the specific requirements of international students. Many international students have difficulties to understand the lectures or take notes during the class, because their language is not proficient enough. Sometimes, the online class can last for several hours, making it impossible to keep track of the important points. IFLYTEK is always thinking about her customers, therefore, a new function has been added, which features the International Student version iFLYTEK Translator. When it is connected to a computer via the provided USB cable, the device can “listen to” the lecture, real-time translate it into another language, and simultaneously import the text in both languages into the computer. The saved lectures can be reviewed anytime in the future, bringing great convenience for the student. This feature is also very useful on meetings, conferences, courts, and to generate video subtitles, watch foreign movies, and learn foreign languages. Further, the International Student version translator has retained all the other functions of iFLYTEK Translator 2.0, including 50 languages and Chinese 2-way translation, dialect translation, photo translation, off-line translation, professional language translation, oral English learning, and global Internet access. So, if you are an international student, a tourist, a language learner, a parent visiting children abroad, or a youtuber, this device will be your right choice!

Energizer AA Batteries Double A Max Alkaline Battery, 24 Count, List Price is $19.98, Now Only $13.30

Original price: $174.95

Discount: 31% Code + 40 Coupon

Discount code: 31WBLL3J 

Final price: $49.67

Powerful performance - Portable battery starter equipped with a 1750 Amp Peak current, can instantly start 12V vehicles up to 7.5-Liter gasoline or 5.5-Liter diesel engines.

Digital Cordless Air Compressor - Tire Inflator can provide maximum pressure of 150 PSI and airflow of 40L/Min, supports Tire-pressure detection, Preset values stopping and Unit-Switching (BAR/PSI). Only need 5 minutes to fully Inflating the 195/65/R15 car tire from 0 to 35 PSI.

Upgrade Fast Charging - Portable power bank with PD 60W USB-C power delivery input, the battery pack is fully charged in 40 minutes, 5 minutes of charging time are enough to start a car.

Safety and Smart - Built-in 10 safety protection technologies (over-charge, over-current, short-circuit, reverse-polarity, low-temp, high-temp, over-voltage, over-load, spark-proof, reverse-charge). 21 Error Codes, intelligently identify faults.

Unique Heat Dissipation Design - Based on the internal working principle of jump starter battery pack, 3 large heat dissipation outlets (2 sides + 1 bottom) are designed; improving the heat dissipation performance of JA400 by 75%, extending the continuous operation time by 30%, and the service life Improved by 50%.

More than Car Starter - With the USB-A(QC3.0 18W)/Type-C(PD 100W) output, protable battery pack can readily charge smartphones, tablets, laptops, wearables and more. The lithium battery booster LED lights include three modes (Normal, Strobe, SOS).

What You Get - JA400 jump starter, Jump starter clamps x1, Inflatable hose x1, Nozzle adapters x4, USB-C cable x1, Accessories Storage bag x1, Manual x1. If you have any after-sales questions, please feel free to contact us.

The Best Gift of 2024 - the JA400 is undoubtedly the best option for birthdays, Valentine's Day, Father's Day, Mother's Day, wedding anniversaries, Christmas, and New Year's gifts.

INIU Power Bank, 25000mAh 65W USB C Laptop Portable Charger, PD QC Fast Charging 3-Output External Battery Pack for Laptop MacBook Dell XPS iPad Tablet Steam Deck iPhone 15 14 13 Pro Samsung S22 etc, List Price is $90.99, Now Only $29.99 after clipping 35% coupon and applying coupon code  IJYICMR3 

Original price: $129.99

Discount: 32% off (7-day BD price drop to $84.99 + 20% clip coupon)

Final price: $67.99

High-Efficiency, Quick Charging Capability: CUKTECH 20 Power Bank delivers 140W of power, fully compliant with the latest PD3.1 charging protocol. It eliminates the inconvenience of sluggish charging, offering a quick-charging solution tailored for devices such as MacBook Pro. Compared to ordinary high-power chargers, it's in a league of its own.

Mega Battery Life: Packed with a Auto-Grade battery, it's built to last with over 1000 charge cycles. That's over three times the lifespan of ordinary power banks. With its reliable 25000mAh power source, it can charge your MacBook Pro 1.2 times or your iPhone 14 up to 4 times. It's the power you can count on.

Smart TFT Display: Featuring an intuitive TFT display, it keeps you informed with real-time info like battery level, power, voltage, and current. Stay in control and stay engaged with your power bank. The graphical display makes understanding its status a breeze.

Modern Aesthetics & Compact: The size of the power bank is about the same as a can of cola. Adopts a classic gray matte design, combined with a futuristic blue light strip, demonstrating the combination of fashion and high technology. Whether for travel or daily use, it is an unbeatable choice.

Lightning-Fast Self-Charging: Don't wait around for your power bank to charge. Supports an ultra-speedy 110W input, it refills itself in no time. Just 19 minutes for a 40% boost, and around 2 hours for a full charge. Hit the road with confidence knowing your power bank is ready when you are.

Included Accessories: CUKTECH 20 Power Bank (2C1A ports, 1.39 lbs), a 6A 240W C to C charging cable, a storage bag, an user manual, our 18-month worry-free service, along with our dedicated customer service team. *CUKTECH 20 Power Bank is suitable for onboard carriage during air travel.

-13% $2,599.00

List Price: $2,999.00

Coupon：$900

Final Price: $1699

[Massive Capacity] Oukitel P5000 portable power station can power 99% of home devices with 5120wh capacity and 2200 watt AC output, such as refrigerator, washing machines, etc., offering massive power for your house or workshop.The pure sine wave bidirectional inverter provides a stable voltage, protecting devices from damage.

[Latest Ultra AC Charging] Fully recharge the 5120wh solar powered generator P5000 in 2.8 hrs with 1800W wall outlets or solar charged in 5 hours with 2*400W solar panels in series by the industry-leading solar conversion efficiency of up to 23%.

[Long Lasting Lifespan] The built-in LiFePO4 battery with excellent safety and long service life, you can use for about 10 years, 6000 cycles to 70%, battery management system can manage the voltage and temperature of the battery to avoid high temperatures and overcharging.

[Seamless UPS Backup] P5000 portable solar generator with UPS function, when the electrical grid fails, safeguarding the desktop PC, file servers, and other sensitive devices from data loss or damage.

[Smaller and Lighter] about 25 kg lighter and 39% smaller than a conventional power station with 5100wh capacity, easy to move whth a high-quality drawbar and 2 movable wheels. OUKITEL lifepo4 power station can last a week without electricity for emergency use.

[15 Versatile Outputs] P5000 includes 15 outlets: 5*AC outlets, 4*USB-A ports, 2*USB-C ports, 2*DC ports, 1 cigarette lighter, and 1 airline socket. Power all your devices such as cell phone, iPad, camera, radio, projector, night light, and so on.

[Simultaneous Charge&Discharge] The P5000 solar power station is designed to charge and discharge at the same time, also known as "pass through charging", you can charge it from AC/Solar Panels while you can charge your devices from the P5000.

[What You Get] 1*P5000 power station,1*AC charging cable, 1*car charger, 1*solar charging cable, 1*user manual. Friendly Customer Service. 

Typical price: $59.99

Discount: -17% $49.99 + 45% coupon

Final price: $27.49

The ultimate go-to solution for your high-power charging needs! With a single-port output delivering an impressive 100W for laptops and up to 27W for iPhones and 45W for Samsung Galaxy, this power bank ensures your devices stay charged at maximum speed!

Perfect game-master companion on the go. Seamlessly compatible with handheld consoles and elevate your gaming experience like never before. It can charge your Switch 1.3 times, support 45W fast charging for Steam Deck, a whopping 65W for Rog and 100W for Legion go. The ideal choice for uninterrupted gaming enjoyment.

Rapid self-charging takes convenience to the next level! Impressive 90W MAX self-charging capability, ensuring your power bank is always ready for action. Imagine getting 55% power bank capacity in just 15 minutes, enough to charge your iPhone 15 once.

Vibrant TFT color screen gives you total control! Provides real-time visibility into crucial details such as voltage, and current, battery level, power output, even the remaining time for both charging and recharging. Stay in control and stay informed.

Where high power meets lightweight! We strikes the perfect balance of providing you with the convenience of high-power capacity while maintaining a compact lightweight design. Comparable to a large energy bar in length and width, and a mere 10oz in weight like a game-changer.*Note: Due to energy loss during charging, the 10 Power Bank from CUKTECH offers an estimated 5500mAh power.