Features and specification: 

16650 3.7V rechargeable li-ion battery  lithium rechargeable batteries for led light 

Higher energy density and lower weight than other types rechargeable batteries;
Internal PCB protects against under and over charging .

Advantages
1, High energy density
2, High working voltage for single battery cells
3, Pollution-free
4, Long cycle life
5, No memory effect
6, Capacity, resistance, Voltage, platform time consistency is good
7, With short-circuit production function, safe and reliable
8, Factory price& High quality
9, Good consistency, low self discharge
10, Light weight, small size

Cautions
1.Use special caution when working with Li-ion cells, they are very sensitive to

charging characteristics and may explode if mis-handled.

2.Make sure user has enough knowledge on Li-Ion rechargeable batteries in charging,

discharging and assembly before use.

3.We are not responsible for any damage caused by misuse or mishandling of these Li-Ion

batteries.