Detailed Product Description

Note:
Ultrafire Battery may explode if charging or discharging
improperly. User must have knowledge of how to charge and
discharge Ultrafire battery before making Ultrafire Battery Pack.
Strongly suggest you using our smart Ultrafire battery
charger to recharge the battery module. Never use DC
adapter to charge this battery pack.
We are NOT responsible for any damage that is caused by
the misuse of the Ultrafire Battery.

WARNING:
The voltgae of full charge
and empty condition is 4.2V
and 2.75V.Respectlvely
It is dangerous to heat,Throwing
into fire or charging reversely