SuperFire Store Return Policy

1. SuperFire Store Flashlight Three-Year Warranty.
2. SuperFire Store Battery One-Year Warranty.
3. 7 Days Unconditional Refund.

TrustFire 21700 Lithium Battery 3.7V 5000mAh Rechargeable Li ion Batteries

Offers End In:
2022-9-31 22:11:00
20% offers for customers
Order > $59 Free Shipping.
Order > $99 Customers 20% offers
no PCB 1pc
no PCB 4pcs
no PCB 2pcs
no PCB 3pcs
with PCB 1pc
with PCB 3pcs
with PCB 2pcs
with PCB 4pcs
Nominal Voltage*
Ships From*
$100.99 $31.99
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100% TrustFire Brand new;

High drain rechargeable 21700 cells;

100% real capacity 5000mAh;

With Protection Circuit Board or without PCB option;

Function of protection board: Avoid over-charge, over-recharge and over-current;

Safe and environmental friendly, extreme long charging circles, great for long term daily use;

High energy density, and have an extra long life for all your battery powered devices;

Provides excellent continuous power source solutions to your devices.


Model: 21700 rechargeable Battery

Capacity: 5000mAh

Standard Voltage: 3.7V

Rechargeable: >1000 cycles

Battery weight: about 68g

Chemistry: Li-ion

Battery size: (H*D): 75±0.2mm*21±0.2mm ( with PCB ); 71±0.2mm*21±0.2mm ( without PCB )

Warmly Note:

dear Customer, please ensure the size of the battery if can fit with your device before you place the order. Need any help, welcome to contact with us directly. We are glad to service for you. Thanks for your attention.


1. Please keep battery out of reach of your children in case they swallow.

2. Please keep batteries in dry and cool place.

3. Do not recharge the cells or dispose off them in fire

4. Please check if the battery is suitable for your device before purchasing

Package Included:

21700 5000mAh Lithium Battery without flash light ( as your order)

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