1. Japan imported 4000mAh high - capacity lithium battery small volume light weight short circuit protection anti over charging protection over discharging protection. 2. The intelligent control of the output current. 3. Durable charge discharge cycle more than 500 times. 4. Intelligent control intelligent control and display power mcu. 5. One touch key control touch keys can achieve all the functions. 6. Auto sleep auto sleep non working state to prevent loss of power. 7. The use of a machine suitable for IPHONE IPAD PSP MP3 MP4 mobile phone GPS and other digital products. 8. Plug and play and power output using USB port inserted in carrying the data line charging at any time. 9. The share of value without the need for all kinds of chargers mobile phone brand provides a charging adapter.