ANEKIM 3.7V 5000mAh usb-c charging 21750 rechargeable battery with USB Port(2Pcs)

Brand

ANEKIM

Model Number

21750 USB-C charging battery

Voltage

3.7v

Capacity 

5000mAh

Size 

21mm(dia.)*75mm(height)

USB input voltage

6V

USB charging time

5 hours

Voltage control 

max4.23v   minimum 2.5v   

Charging methods

Can charged by both USB and normal battery charger

Charging indicator leds

Three color

Green blink means charging.

Green means fully charged.

Blue means output.

Protection

With protection on the positive pole

Protection board current control

Small current 2A

In the current 5A

High current 10A

Function of protection board

Avoid over-charge, over-recharge and overcurrent 

Feature 

Battery anode take convex head design, civil standard and 

easy to use.

Packing

Each battery in blister

Usage 

For flashlight, headlamp, bike light, camping light, fan, speaker, laptop, tools, etc

Caution 

Do not go near the fire

Do not disassemble and assemble

Do not throw it into the water

Do not use unprotected board and wires short-circuit battery 

No power should be timely charge