Ucharge S30-1Solar String Lights 30 LED Ice Cube Deck Lights Waterproof(White) 2 SWITCH :ON/OFF switch allows you to manually turn on the lights whenever you want. Another button MODE give us a choice to choose between flashing lights or a continuous light. Recharged by solar panel under sunlight, and no battery replacement. it can continuously work more than 7 hours at night if the panel absorbs enough sunshine during day 30LED , White WATERPROOF ! Suitable for outdoor applications. The string of lights light up during night, ideal for decorating your gardens, homes, wedding , party , Yard ,etc.