Main Features:
- Unique built-in micro USB design， easy operation
- Hidden USB cable with free detachable 8 Pin connector， allows to change the connection way freely， ensures the maximum compatibility
- 4000mAh large capacity， keeps your digital devices energetic all day
- Protection functions: short circuit， over charge and discharge， overvoltage， overcurrent protection
- Intelligent identification， smart charging
- Portable size， ideal for a journey
- The battery has passed the MSDS ( Material Safety Data Sheet )

Parameters:
- Charging time: about 5 hours
- Input: 5V 1A
- Output: 5V 1A Battery Capacity(mAh): 3001-4000 0.115 Package weight: 0.1439 kg
Product Size(L x W x H): 11.35 x 6.65 x 0.87 cm / 4.47 x 2.62 x 0.34 inches
Package Size(L x W x H): 20.50 x 7.80 x 2.50 cm / 8.07 x 3.07 x 0.98 inches Package Contents: 1 x Power Bank， 1 x 8 Pin Connector