Keep an additional boost of power on hand while battling the elements thanks to this waterproof Goal Zero 7800mAh Venture 30 Recharger. The Venture 30 can be charged in about 9 hours by connecting the Nomad 7 solar panel* or by connecting a USB source. Additionally, the Venture 30 can simultaneously charge two devices making it an ideal travel companion. Portable Power Features Battery Type: 7800 mAh Lithium-ion NMC Input: 1 x Micro USB Port (5V/2.1A) Output: 2 x USB (5V/2.4A) LED Indicator Lights: Yes *Solar Panel not included.