Luxa2 Energy slim 5000mAh: Only 120g, and with a thickness of 0.38 inch, the unique internal design architecture of the Energy Slim results in maximum space to power optimization. Capacity: 5,000mAh (5,000x1)/3.7V Li-on/18.5Wh Input/ output: 5V1A/ 5V1.5A Fast Charging (1.5A) Power Switch Auto Power Off Overload Protection Over 2500 cycles Ultra Slim 9.8mm design Li-Polymer Battery Cell Fireproof ABS (UL94-V1) Content of delivery: Energy Slim 5000mAh x1, USB to micro-USB cable (Black) x1, & User Manual x1 Compatibility: Smartphone, Tablet, DC (Digital Camera), Gamepad Warranty: 2 years