6 Watt Sunsei Solar Powered Battery Charger

The Sunsei Solar Charger 500 is a perfect match for medium-sized boats, RVs, trucks and tractors. Protects against natural battery discharge and electronic drain so no more worries about empty batteries. Perfect for charging portable electronics like laptops and cell phones, not to mention gate openers, fence chargers, and much more. The weatherproof Solar Charger 500 provides immediate trickle-charge when exposed to daylight. It works equally well in cloud or shine, outside or behind a window. Comes with a push-button, touch-action indicator that lets you know your panel is charging.