GOAL ZERO Venture 30 Portable Battery Pack (Black)

Power up on the go with the black GOAL ZERO Venture 30 Portable Battery Pack. Designed to keep your mobile devices charged in hostile environments, this pack has a built-in 7800mAh, 30Wh battery that delivers its power via a pair of high-speed USB ports. The ports have a combined output of up to 4.8A, enough to charge up to two smartphones, tablets, or accessories at once.