Enjoy the peace and quiet without a generator, and no longer worry about draining your batteries while away from grid power. The Go Power! Overlander is the largest single 12 Volt solar charging kit on the market, with 190 Watts and 9.3 Ampere of power charging capability. This powerful battery charger is great for maintaining the charge in all types of batteries and is ideal for extended RVing or dry-camping. Solar Module from Go Power! is a high-efficiency monocrystalline solar module that provides outstanding performance and cost effective solar power for high-end off-grid and mobile applications.