When you need a power source for your personal electronics, use the NOCQUA Dual Port USB Pro Power Battery Adapter! This adapter converts the NOCQUA battery into a power source for your smartphones, action cameras, or other USB-charged devices. The ports offer two charging options: 5V, 1A and 5V, 2.1A. This adapter features a battery-saving auto-shutoff and a glowing LED battery gauge so you know how much power you have left. Dual port with two output capabilities: 5V, 1A and 5V, 2.1A Hard-mount compatible design Protective vinyl cap and tether Battery saving auto-shutoff feature Glowing LED battery reserve indicator Green: 100% - 65% Blue: 65% - 30% Red: 35% - 0% Quantity per pack: 1