The Go n Plug GP-H50 is a small but powerful 5000mAh battery charger that can help you out when your portable device’s power runs out. No more dead phones when you need it most, especially at the airport or on the road. The Go n Plug products are compatible with devices that have a 5 Volt DC charging input and use a USB charging cable. The GP-H50 features two USB Outputs. Output 1 produces 1 Amp 5 volt DC with Output 2 producing 500mA at 5 Volts DC. To charge your portable device simple plug your device’s charging cable into one of the Go n Plug USB outputs and your device will begin to charge. The GP-H50 features an automatic shut off, battery level indicator, and high quality rubberized black finish. Recharge the GP-H50 in 4 to 6 hours. The unit is compact measuring .6 x 2.75 X 4.3 inches weighing 5.2 ounces.