1: usb chargers are smart, absolute mini, and areconvenient to carry.
2: It can be used simplely and can charger for lithium battery, such as mobile and digital cameras.
3: It be safety to charger,efficiency,and high-speed.It has 450 milliamperes of current an hour and is 3 times of old-fashioned.
4: It is applicable to standard USB power adapter with input of 100-240V and output of DC 5V .
5:  It is applicable to standards USB interface of computer.
6: This product has the funtion of positive and negative automatic conversion,  not requiring users to re-adjust the battery positive and negative.
7:  We can make the CE and ROHS standards according to the customers' requirement.

Size: 39x21x27mm
Product Net Weight: 15g
Material: ABS PVC
Features: be Rechargeable to any lithium batteries
Color: fruit green, pink, dark blue, white

OEM/ODM,Customized Logos/Designs are Welcome