Very Powerful, High Capacity Plastic Emergency Charger with Flashing Battery Indicator, Torch Function, Two Output Ports to Simultaneously Charge Multiple Mobile Devices, Built-in Lithium Battery 6600mah 3.7v. Put: 5v-1a. Output: Port 1: 5v-1a. Port 2: 5v-2.1a. Can be Charged by USB with USB Cable. Suitable for Charger Most Popular Mobile Devices. Structions Included. Available in Silver, White, Black. Minimum Quantity: 40.