Brand: Trustfire battery

Model: 18500

Voltage: 3.7V

Capacity: 1800mAh 

Rechargeable Li-ion battery 

Built-in protection circuit 

Great batteries for your flashlight or other devices

Major Features:

1)No memory effect

2)Low internal resistance

3)Long cycle life:more than 500 cycles under normal use

4)Low self-discharge character

Feature Description:

1.Stable performance under working temperature range

2.Installed protect board keep cells from short-circuit, over-charge and over-discharger

3.Could be used for energy storage devices, digital products and other electric products.