Solar powered.waterproof, LED candle light provide a resemble candle flame, Don't worry about the risk of a fire Solar LED grave light 1, Lighting automatically at night .2,Up to 20 hours after a full charge.3,Waterproof.4,Polycrystalline solar panel5,1pc 600mA NI-MH battery.6.LED candle light provide a resemble candle flame,7.Don't worry about the risk of a fire.