Looking for some of the best external battery for ft817? As you may know, there are dozens of similar products out there and some come with vastly different price tags. Let us help you out here – we have handpicked for you the best external battery for ft817.
In Hurry? Checkout Our Top Pick Of Best External Battery For Ft817.
Our Top Pick

9.7/10 our score
Best External Battery For Ft817
Rank | Product Name | Score |
---|---|---|
1 ![]() |
Anker PowerCore 10000 Portable Charger, One of The Smallest and Lightest 10000mAh Power Bank, Ultra-Compact Battery Pack, High-Speed Charging Technology Phone Charger for iPhone, Samsung and More. |
9. 7 |
2 ![]() |
APC UPS, 600VA UPS Battery Backup & Surge Protector, BE600M1 Backup Battery Power Supply, USB Charger, Back-UPS Series Uninterruptible Power Supply |
9. 5 |
3 ![]() |
15 Pack LR44 AG13 A76 Battery - [Ultra Power] Premium Alkaline 1.5 Volt Non Rechargeable Round Button Cell Batteries for Watches Clocks Remotes Games Controllers Toys & Electronic Devices (15 Pack) |
9. 1 |
4 ![]() |
INIU Portable Charger, USB C Slimmest & Lightest Triple 3A High-Speed 10000mAh Power Bank, Flashlight Battery Pack Compatible with iPhone 12 11 X 8 Plus Samsung S20 Google LG iPad etc. [2021 Version] |
8. 8 |
5 ![]() |
Anker Portable Charger, PowerCore Slim 10000 Power Bank, 10000mAh Battery Pack, High-Speed PowerIQ Charging Technology for iPhone, Samsung Galaxy, and More |
8. 6 |
6 ![]() |
Portable Charger Power Bank 25800mAh, Ultra-High Capacity Fast Phone Charging with Newest Intelligent Controlling IC, 2 USB Port External Cell Phone Battery Pack Compatible with iPhone,Android etc |
8. 2 |
7 ![]() |
INIU Portable Charger, 20W PD3.0 QC4.0 Fast Charging LED Display 20000mAh Power Bank, Tri-Outputs Battery Pack |
8. 0 |
8 ![]() |
TECKNET Portable Laptop Charger, 42000mAh/155Wh Portable Power Bank, 110V/150W AC Outlet Pure Sine Wave, PD 45W, USB QC 3.0 Portable Power Station, Battery Backup Power Supply for Home Outdoor |
7 .7 |
9 ![]() |
Wireless Portable Charger 30,800mAh 15W Wireless Charging 25W PD QC4.0 Fast Charging Smart LED Display USB-C Power Bank, 4 Output & 2 Input External Battery Pack Compatible with iPhone, Samsung, iPad |
7. 4 |
10 ![]() |
Portable Charger 36800mAh, Power Bank with Tri-Outport & Dual Inport (2.1A USB-C Input and Micro USB Input) External Battery Pack Compatible with iPhone 12/12Pro/11,Galaxy S20 Tablet etc[2021 Version] |
7. 2 |
1. Anker PowerCore 10000 Portable Charger, One of The Smallest and Lightest 10000mAh Power Bank, Ultra-Compact Battery Pack, High-Speed Charging Technology Phone Charger for iPhone, Samsung and More.

9.7/10 our score
- The Anker Advantage: Join the 50 million+ powered by our leading technology.
- Remarkably Compact: One of the smallest and lightest 10,000mAh portable chargers. Provides almost three-and-a-half iPhone 8 charges or two-and-a-half Galaxy S8 charges.
- High-Speed Charging: Anker’s exclusive PowerIQ and VoltageBoost combine to deliver the fastest possible charge for any device. Qualcomm Quick Charge not supported.
- Certified Safe: Anker’s MultiProtect safety system ensures complete protection for you and your devices.
- What You Get: Anker PowerCore 10000 portable charger, Micro USB cable, travel pouch, welcome guide, our worry-free 18-month warranty and friendly customer service. USB-C and Lightning cable for iPhone / iPad sold separately
2. APC UPS, 600VA UPS Battery Backup & Surge Protector, BE600M1 Backup Battery Power Supply, USB Charger, Back-UPS Series Uninterruptible Power Supply

9.5/10 our score
- 600VA / 330W Backup Battery power supply
- 7 Outlets (NEMA 5-15R): 5 UPS Battery Backup with Surge Protection Outlets, and 2 Surge Protector Only Outlets
- 1 USB Charger Port (1.5A) for cell phones and other portable electronics
- 5' Power Cord, right-angle 3-prong wall plug (NEMA 5-15P), wall-mountable, plus free Windows PC power-management software (Mac OS uses native "Energy Saver" Settings)
- Replacable Battery: The battery can be replaced when needed with RBC model APCRBC154 (sold separately)
- Backed by APC's 3-year warranty, plus a 75,000 dollars connected-equipment policy
3. 15 Pack LR44 AG13 A76 Battery - [Ultra Power] Premium Alkaline 1.5 Volt Non Rechargeable Round Button Cell Batteries for Watches Clocks Remotes Games Controllers Toys & Electronic Devices (15 Pack)
![15 Pack LR44 AG13 A76 Battery - [Ultra Power] Premium Alkaline 1.5 Volt Non Rechargeable Round Button Cell Batteries for Watches Clocks Remotes Games Controllers Toys & Electronic Devices (15 Pack)](https://10reviewz.com/wp-content/plugins/wp-fastest-cache-premium/pro/images/blank.gif)
9.1/10 our score
- POWER PACK (15 BATTERIES) – save money with the market-leading power pack of 15 top- quality AMVOLT 1.5V alkaline batteries to keep your battery-powered electronic devices juices anytime anywhere. Each of the AA alkaline batteries delivers long-lasting power, and is built from materials that do not require special disposal.
- WORKS WITH ALL YOUR DEVICES – are you looking for reliable, top-quality LR44 batteries that you can use with your wireless doorbell, digital cameras, remotes, games controllers, clocks, toys and other digital devices? Get our power pack and say goodbye to dead-battery problems that disable your favorite electronics.
- LONGER LASTING– tired of buying short-lived LR44 alkaline 1.5V batteries from the local store? Take advantage of our new LR44 alkaline batteries that are built to last long and provide maximum value for your money. Our batteries are designed for superior performance, and have longer charge times compared to most other brands in the market.
- DURABLE LR44 BATTERIES – stock a packet-full of top-quality LR44 alkaline batteries that have been built to 2022. Keep your coffee-bean grinders, toys, alarm clock, and other small electronics devices ready to go.
- PREMIUM NO LEAKS GUARANTEE – get a long-lasting, top performance booster pack of LR44 batteries and provide a reliable on-the- go power source for your family’s favorite devices. Anything else and we’ll process a refund or send a replacement pack for you. To us, customer satisfaction is not an option, it’s a guarantee!
4. INIU Portable Charger, USB C Slimmest & Lightest Triple 3A High-Speed 10000mAh Power Bank, Flashlight Battery Pack Compatible with iPhone 12 11 X 8 Plus Samsung S20 Google LG iPad etc. [2021 Version]
![INIU Portable Charger, USB C Slimmest & Lightest Triple 3A High-Speed 10000mAh Power Bank, Flashlight Battery Pack Compatible with iPhone 12 11 X 8 Plus Samsung S20 Google LG iPad etc. [2021 Version]](https://10reviewz.com/wp-content/plugins/wp-fastest-cache-premium/pro/images/blank.gif)
8.8/10 our score
- ✅INIU’s ConfidenceAt INIU, we use only the highest-grade materials, so we do have the confidence to provide an industry-leading 3 years warranty.
- ✅High-efficiency USB CEquipped with the latest worldwide USB C charging standard, working as both input and output to not only let you fast refuel the charger, but perfectly fit your newest iPhone, Android, and all upcoming USB C devices.
- ✅Triple 3A High-speed ChargingOutpace your mates and charge 1.4x faster through our exclusive UPower+ technology. After intelligently identifying your devices, it auto-adjusts the output up to 3A.
- ✅Ultra Slim 10000mAhThe thinnest 10000mAh power bank on the market, easily slips it into any of your pockets or bags. Enjoy the days’ worth of charging capacity, enough to top up iPhone 8 3.6 times, Samsung S8 2.3 times, or iPad Air once.
- ✅Even Wider CompatibilityUnlike the market’s most power banks incapable of charging low-current accessories, INIU portable charger can work with not only all the phones, tablets but your smaller devices like AirPods, Bluetooth headphones, fitness trackers, smart watches, etc.
- ✅What You GetINIU 10000mAh portable charger*1, USB C cable*1, travel pouch*1, user manual*1, 30 days money-back guarantee, INIU industry-leading 3 years warranty and lifetime technical support.
5. Anker Portable Charger, PowerCore Slim 10000 Power Bank, 10000mAh Battery Pack, High-Speed PowerIQ Charging Technology for iPhone, Samsung Galaxy, and More

8.6/10 our score
- Quality Throughout:Built adventure-tier touch with superior durability and scratch resistance, PowerCore Slim 10000 is premium both inside and out.
- Slim Size, Big Power:One of the slimmest and lightest 10,000mAh portable chargers on the market. Provides 2.25 charges for iPhone 12, 1.6 charges for Galaxy S20 and 1.2 charges for iPad mini 5.
- Versatile Charging: Anker's exclusive PowerIQ and VoltageBoost technology combine to detect and deliver a tailored charge up to 12W, while the trickle-charging mode is the best way to charge low-power devices.
- Superior Safety:Anker’s comprehensive MultiProtect safety system includes overcharge protection, short circuit protection, temperature control, and more.
- What You Get: PowerCore Slim 10000 portable charger, Micro USB cable (USB-C cable and Lightning cable not included), travel pouch, welcome guide, lifetime* $25,000 connected equipment warranty, and friendly customer service. *For the purpose of this connected equipment warranty, "lifetime" is defined as the lifetime of the product.
6. Portable Charger Power Bank 25800mAh, Ultra-High Capacity Fast Phone Charging with Newest Intelligent Controlling IC, 2 USB Port External Cell Phone Battery Pack Compatible with iPhone,Android etc

8.2/10 our score
- 2019 Latest Design Portable Charger with 25800mAh Ultra-Huge Capacity, adopts our advanced intelligent controlling IC, higher quality, safer and more reliable, powerful and longer-lasting life after 100% checked and continuous aging test,
- Universal Compatibility -- The power bank compatible with iPad, iwatch, Airpods, Samsung Galaxy, most other Smart cell phones, Tablets, Bluetooth devices and more. It can charge 6 to 8 times to eliminate the anxiety of your battery exhaustion. Suit for travel, and other indoor outdoor activities,
- Dual USB Charging & Fast Recharge -- The Dual USB ports (2.1A+1A) to charge your two devices simultaneously, Fully recharges itself in 8~12 hours with 2.1A input charger, or 12-24 hours with 1A charger,
- 4 LED Lights & Certified Safe -- Four led lights show the current remaining power of the item(25%~50%~75%~100%), easily press the power button to turn it on or off. Built-in smart protection system, the USB battery pack ensures complete protection for you,
- 24 Months Support Services -- Ekrist 25800mAh portable battery charger, Micro USB cables, user manuals. Together 2 Years friendly, easy-to-reach support! Any question, please kindly contact us.
7. INIU Portable Charger, 20W PD3.0 QC4.0 Fast Charging LED Display 20000mAh Power Bank, Tri-Outputs Battery Pack

8/10 our score
- ✅INIU’s Confidence
- ✅Know-Before-You-Go
- ✅3X Ultra-Fast Charging
- ✅7 Days of Safe Power
- ✅Even Wider Compatibility
8. TECKNET Portable Laptop Charger, 42000mAh/155Wh Portable Power Bank, 110V/150W AC Outlet Pure Sine Wave, PD 45W, USB QC 3.0 Portable Power Station, Battery Backup Power Supply for Home Outdoor

7.7/10 our score
- ⚡High-Performance Portable Laptop ChargerTECKNET power station features 1 AC Outlet 110V/150W (Peak 300W) and is a pure sine wave inverter power bank with ac outlet. With better stability, it can charge a number of devices and protect your sensitive devices. You can use it to power smart electronics such as laptops (45W), phones, GoPros, cameras, drones, etc. As a portable emergency power station, it is an ideal selection for outdoor activities or hurricane and other power outage situations.
- ⚡Multi-Outputs Provide Better ConvenienceThe standalone AC/DC can charge different devices at the same time. Battery pack with ac outlet (150W)can charge your laptops, Christmas lights etc, PD 45W high-speed charge ports supply power for camera, mini fan, game console, etc, Three 18W QC 3.0 USB ports can charge your GoPros, phones, drones, tablets, etc.
- ⚡LED Display and LED LightingLED display adopting Bluetek technology to achieve more accurate digital display. It would show you the remaining energies when charging, discharging, and in AC outlet and DC output status, so you can never worry about sudden power failure to delay your activities. The built-in LED flashlights features normal lighting mode and SOS mode. The strobe comes in handy for emergency use while being outdoors.
- ⚡High Capacity And Compact BodyA powerful 42000mAh capacity portable power station, 155 Wh battery pack. High-grade gray aluminum alloy anti-oxidation shell, durable and wear-resistant. With dimensions of 9.2*3.2*3.2 inches(8.8.22.7CM), weight only 3.75lb(1.7KG), and a soft and tough leather handle, it is easy to carry wherever you go.
- ⚡Reliable Power Safety ProtectionTECKNET portable laptop charger with built-in battery management system (BMS) protects the power supply from over-current, over-voltage, and over-temperature. It also features a built-in cooling fan to reject heat when charging, providing you and your devices all-round protection.
9. Wireless Portable Charger 30,800mAh 15W Wireless Charging 25W PD QC4.0 Fast Charging Smart LED Display USB-C Power Bank, 4 Output & 2 Input External Battery Pack Compatible with iPhone, Samsung, iPad

7.4/10 our score
- Portable Charger 15W Max Wireless Charging: Wireless portable charger support 5W, 7.5W,10W and 15W Max wireless fast charging. Conveniently charge your QI-Certified devices up to 15W without connect cable.
- 25W PD Fast Charging & QC 4.0 Fast Charing Output: portable charger with 25W power delivery 3.0 output and quick charge 4.0 output, combine to deliver an optimized charge to your devices at up to 25 W. Fast charging for cellphone up to 100% within 1.5 hours.USB-C fast charging cable and PD wall charger full charge this portable charger within 3.5 hours.
- Simultaneous Charging + Smart LED Indictators: Get a 15W wireless charge for your Qi-Certified cellphones while charging another device via one of two micro usb outport (QC 4.0 +2.1A) or usb-c 25W PD port. The LED battery level indicator show the remaining battery level.You will know when this power bank need be charged.
- High Capacity & Safe of Power Bank: 30,800mAh capacity can charge more than 8 times for iphone 12 and 6 times for iphone 12 pro max. power bank built-in intelligent chip can protect your devices against overcharge, overdischarge, excessive curretns , short circuits or overheating.
- What You Get: FOCHEW Wireless Portable Charger (2021 Version), Micro USB Cable (Not including USB C cable), User manual. And 24 month warranty policy and 24 hours great customer service.
10. Portable Charger 36800mAh, Power Bank with Tri-Outport & Dual Inport (2.1A USB-C Input and Micro USB Input) External Battery Pack Compatible with iPhone 12/12Pro/11,Galaxy S20 Tablet etc[2021 Version]
![Portable Charger 36800mAh, Power Bank with Tri-Outport & Dual Inport (2.1A USB-C Input and Micro USB Input) External Battery Pack Compatible with iPhone 12/12Pro/11,Galaxy S20 Tablet etc[2021 Version]](https://10reviewz.com/wp-content/plugins/wp-fastest-cache-premium/pro/images/blank.gif)
7.2/10 our score
- 36800mAh Ultra-high Capacity: 2021 Version 36800mAh power bank with ultra-high capacity can charging for iphone 12 /11 above 6 times, Samsung Galaxy S20 above 5 times. Keep Your phone running all day. Without extra worry about low phone battery. Ideal to take it for play game, trip and listen music.
- Power Bank with Tri-Output & Dual Input : With 2.1A 3 USB Output ports , you can charge 3 devices simultaneously. Dual Inport - 2.1A USB C Input, 2.1 A Micro USB Input. power bank can be full charged around 10 hours by usb-c input. USB C Cable not be included, USB-C Input Only
- Super Safety - Intelligent Controlling IC: Pxwaxpy Power bank bulit-in Intelliegent Controlling IC can effectly prevent your power bank overcharge, overvoltage, overcurrent and short circuit. you can get more convenient and happy from this high quality power bank.
- Universal Compatibility & Smart LED Indicator: Pxwaxpy USB Portable Charger widely compatible with iphone, Samsung Galaxy, Pixel smartphone and smaller devices such as bluetooth earbuds, fitness tracker, smartwatch ect. Used Smart LED Indicators tracking remaining power left (25%-50%-75%-100%).Input and output status, you need not guessing whether need to charge it or not
- What You Get: Pxwaxpy 36800mAh portable charger (2021 Version), Micro USB Cable (Not including USB C Cable), User manual. And 36 month warranty policy and lifetime technical support.