Feature:

Convenient to use in anytime or anywhere, or communicate when it is charging.
A revolutionary solution, used in Lithium3.6V-4.2V for mobile digital products.

Pocket size, fashionable and the Diameter is 21mm, Length 72 mm(Round body)
High saving power and standby 24Hours or communicate 50~80Minutes
The max charge current is 380mA(Decided by battery quality and model cell phone)
When the red LED is brightly, it is charging; Opposite charged full or no power with Battery