18W 20000 mah Fast Charge Power Main Features: More durable and optimises charging efficiency, offer constant power Dual USB Input and Output Two USB ports, which can charge the devices at the same time, the USB-C and Micro USB provide two charging ways, convenient and fast Power Input 5V 2.1A power input, deliver fast and efficient charging for each connected device. High-density Lithium Polymer Batteries Adopts premium Lithium polymer battery cells. It's compatible with smartphones and tablets as well as a variety of digital cameras and handheld gaming devices. Specification: General Brand: Xiaomi Model: PB100LZM Material: ABS Type: Portable Mobile Powers Mainly Compatible with: Apple,iPad,LG,MP3,MP4,SAMSUNG Battery Type: Li-Polymer Battery Battery Current: 2.6A Connection Type: Micro USB,Two USB Output Interface,Type-C Product Details Power (W): 37Wh Input: 5V 2.1A Output: 5.1V-2.4A (single port output); 5.1V-2.6A (dual port output)