Outop(TM) Solar Outdoor Lights Warm Light 36ft 100 LED Waterproof Christmas String Lights for Patio, Lawn, Landscape Lighting, Xmas, Holiday, Party, Wedding, Bedroom Decorations (100LED, Multiple) This solar LED works by converting solar energy into electricity during the day, and it lights up automatically at dark. Super long working time, it can continuously work more than 8 hours at night if the panel absorbs enough sunshine during day. 2 Modes of lighting effects illuminates during night, ideal for decorating your gardens, patio, lawn, porch, gate, yard, etc. There are 2 switchs, one is Mode (Flashing mode convert switch), the other is Power On/Off (After switch turned on, can automatic light control and charging).