This wonderful string light illuminates during night, ideal for decorating your gardens, patio, lawn, porch, gate, yard, etc Super long working time, it can continuously work more than 8 hours at night if the panel absorbs enough sunshine during day Can withstand all kinds of weather, including heavy rain and snow, perfect for Indoor and Outdoor decorations With 2 switch, one is Mode (Flashing mode convert switch), another is Power On/Off (After switch turned on, can automatic light control and charging) Environmental and energy saving: solar power system without any other power supply