1)Great capacity of 2200mAh, 3-5 times than the mobile battery. 2)USB connector input and output reach of 5V. 3)Mostly used for PDA, digital camera, digital videos etc such kind of digital products. 4)Various of Combo connect, suitable lots of mobile and digital products in the market. 5)Touch control switch, can test the available power to control well the power supply. Battery Type: Lithium-Ion battery Size: 80X40X22mm Weight: 70g Color: silver, blue, black , green ,white, purple Rated input: USB-5V 1000mA Rated output: USB-5V 700mA Battery Capacity: 8.1WH Working Temperature:-10 -50 Standard setup:1PCs of connector, a set of connector, 1PCs of charger, protect bag 1PCs separately. Chosen fittings: PDA Connector Charging time: around 3 hours Idle discharge: less than 100uA