Sunsei SE-400 Solar 6-Watt 120-Volt Charger 6-watt, 120-volt solar panel for reliable, renewable energy Perfect for back-up power in RVs, boats or off-grid applications Provides immediate trickle charge when exposed to sunlight Touch-action indicator clearly shows battery charge status Measures 14.8-by-14.2-by-1 inches; weighs 3.3 pounds; 10-year warranty