Ready to be amazed? Behold How they stack up 21700 battery vs 18650
The best 21700 battery vs 18650
IMREN 3.7V Button Top Battery,4500mAh Rechargeable Battery with USB-C Cable for Fenix USB-C Rechargeable LED Series Flashlights, Headlamps, Doorbells, RC Cars（1PSC）
$19.99
out of stock
1 used from $16.03
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Amazon.com
as of March 19, 2025 11:55 pm
Features
- 【NOTE】- The Battery is Longer 2MM than Normal 21700 Battery, See the second picture for details, Please Confirm the Battery Size Before Purchase.
- 【IMREN 3.7V Button Top Battery】 - size:21mm x 75mm;Capacity: 4500mAh,with built in Micro-C charge port.
- 【Fits for】 - Fenix USB-C Rechargeable LED Series Flashlights,toys, doorbells, headlamps and other household devices.
- 【with built in Micro-C】 - The battery has a micro-usb port for charging, easy to charge with the included 2 in 1 USB-C cable, no additional battery charger required. LED Indicator light is red while charging, becomes blue when finished.
- 【4500mAh Capacity】 -Battery is low self-discharge and no typical memory effect, don’t need to worry about reduction of the battery life after constantly charging and discharging.
21750 21700 Battery Charger,LCD Intelligent 18650 Battery Charger 21750 21700 Charger for 20700 22700 26650 26700 16340 (RCR123) 17500 17650 17670 18500 Rechargeable Battery with PCB Protection Board
$11.99 in stock
Amazon.com
as of March 19, 2025 11:55 pm
Features
- Long Slot :This charger has 75 mm slot,it can support Battery less than 75 mm,such as 21750 21700 20700 26700 26650 18650 battery with PCB Protection Board.So you can charge your led torch battery and other home appliance .
- Universal Compatibility :This smart USB battery charger Compatible With 1.2V Ni-MH Ni-CD AA AAA AAAA C SC F6 Li-ion IMR INR ICR 21750 18650 20700 21700 22700 26650 26700 10440 14500 14650 16340 (RCR123) 16650 17500 17650 17670 18350 18490 18500 Rechargeable Batteries.Of course,It can support 3600 mAh or higher capacity battery.
- Intelligent Design :Press C to view C1 and C2, the information displays on the current screen is the charging status information of corresponding channel.For current setting, press A to switch the charging current to 0.5A, 1A and 2A,for Ni-MH Battery:0.5A.So you can control the charge time .
- Safety Assurance :Safety Assurance: Comes with special charge and discharge management circuit. With multiple security protection settings, the charger can effectively prevent reverse, short circuit, overcharge, over discharge, over-current damage to the battery, which makes users using the product without any safety concern.
Intelligent 21700 18650 Battery Charger,LCD 21700 Battery Charger 21750 21700 18650 Charger for 20700 22700 26650 26700 16340 (RCR123) 17650 17670 Ni-MH/Ni-Cd AA AAA Rechargeable(Battery Excluded)
$11.99 in stock
Amazon.com
as of March 19, 2025 11:55 pm
Features
- Important Warm Tips:1.CR123 ,CR123A is Non-rechargeable,please don’t charge it.And this charger can not support 1.5V Li-ion battery.Before charge,please check your battery.If broken,please don’t try to charge it.
- Great Compatibility Advantage:With 75 mm slots,this charger can support 26700 21700 22700 20700 17670 battery,even these battery has PCB protection board.Of course,this charger can also support 22750 21750 18650 22650 26650 14500 14650 16340 (RCR123) 16650 17500 17650 18490 18500 1.2V Ni-MH Ni-CD AA AAA AAAA C SC F6 Li-ion IMR INR ICR Rechargeable Batteries
- Smart Charger Design:Press Button A,you can switch the charge current to 0.5A, 1A and 2A.Note:Ni-MH Battery,only 0.5A.Press C to view C1 and C2,LCD will show the status of the charging battery.
- Intelligent Charge Technology:This charger has micro computer system,with two independent channels.So it can charge the battery effectively,in the meantime,prevent the damage of reverse connection,prevent short circuit,prevent over charge and over current to the battery.
- Universal Safe Certificate:This charger has passed CE,UKCA,PSE,FCC test,and got the certificate.In the meantime,it also passed ROHS,means it is a environment friendly product.
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Price Drops Alerts
IMREN 3.7V Button Top Battery,4500mAh Rechargeable Battery with USB-C Cable for Fenix USB-C Rechargeable LED Series Flashlights, Headlamps, Doorbells, RC Cars（1PSC）, Hunan Aimeiren New Energy Co., Ltd.
Price: $19.99
out of stock
as of March 19, 2025 11:55 pm
as of March 19, 2025 11:55 pm
BUY NOW
Amazon.com
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Price History
Statistics
| Current Price | $19.99 | March 19, 2025 |
| Highest Price | $19.99 | December 16, 2024 |
| Lowest Price | $19.99 | December 16, 2024 |
Since December 16, 2024
Last price changes
| $19.99 | December 16, 2024 |
21750 21700 Battery Charger,LCD Intelligent 18650 Battery Charger 21750 21700 Charger for 20700 22700 26650 26700 16340 (RCR123) 17500 17650 17670 18500 Rechargeable Battery with PCB Protection Board, JUNENGJIA
Price: $11.99
as of March 19, 2025 11:55 pm
as of March 19, 2025 11:55 pm
BUY NOW
Amazon.com
Wait For A Price Drop
Price History
Statistics
| Current Price | $11.99 | March 19, 2025 |
| Highest Price | $11.99 | March 13, 2025 |
| Lowest Price | $11.99 | March 13, 2025 |
Since March 13, 2025
Last price changes
| $11.99 | March 13, 2025 |
Intelligent 21700 18650 Battery Charger,LCD 21700 Battery Charger 21750 21700 18650 Charger for 20700 22700 26650 26700 16340 (RCR123) 17650 17670 Ni-MH/Ni-Cd AA AAA Rechargeable(Battery Excluded), JUNENGJIA
Price: $11.99
as of March 19, 2025 11:55 pm
as of March 19, 2025 11:55 pm
BUY NOW
Amazon.com
Wait For A Price Drop
Price History
Statistics
| Current Price | $11.99 | March 19, 2025 |
| Highest Price | $11.99 | March 13, 2025 |
| Lowest Price | $11.99 | March 13, 2025 |
Since March 13, 2025
Last price changes
| $11.99 | March 13, 2025 |