SUAVER 16.4ft 20 LED Solar Outdoor String Lights Chuzzle Balls Solar Fairy String Lights for Christmas, Garden, Patio, Wedding, Party and Holiday Decorations (Warm White) Two Mode Switch : ON / OFF & Flash . It could be total working time more than 10,000 hours after 6 hours fully charged. Waterproof, suitable for indoor and outdoor use Energy-saving and eco-friendly: No electricity charges and no extra wiring costs, Powered by a separate amorphous solar panel allowing lights to be placed in shady areas Automatically turn on at dusk and turn off at dawn .It also could be working when there is enough sunshine. The solar-powered garden tree lamp is idea for decorating your Christmas trees, passage, garden, patio, wedding, party, etc