Specifications: Battery type: Lithium-Polymer Battery Capacity: 3600mAh Battery Life: 500 Cycles, Left greater than 80-Percent Standby time: 50,000-70,000 hours Weight: 130g Size: 4.1 by 2.4 by .5-Inch (102 by 60 by 12 mm) Output Voltage: DC 5-Volt and 9-Volt Output Current: DC5.0-Volt+/-.1-Volt 500-2000mADC9.0-Volt+/-.2-Volt 500-1000mA Input Current: up to 3000mA, 4.5-6.0-Volt USB cable for charging and discharging (Standard A to micro B) Charge time: 3-6 hours Standard adapters: Micro USB, Mini USB, and Apple.