Power bank. High efficiency conversion, 90% conversion rate. Lithium-Polymer batteries 954897PL Capacity: 10000mAh Extend the working hours of your mobile phone. The special cartridge design, make it different. Input power: 5V / Up to 2.0A Input connectors: 1 x Micro USB / 1 x USB Type-C Output power: 5V / 2.1A Color: Black, White