Specifications: Battery type: lithium Capacity: 1,900mAh Input: 500mA (maximum) Output: 800mA (maximum) Lifespan: >500 times Working temperatures: -10 to 40 Transport temperatures: -20 to 50 Charge time: five hours Portable: can charge your gadgets anytime anywhere Charge method: insert into the according power joggle Capacity display: for light on the left corner, put outgradually Save capacity display: for light on the left corner put ongradually Output voltage: 5.5 卤0.5V Output current: d1,000mA (1A) Size: 67 x 62 x 15mm Weight: 48g