Wedna Solar Powered 72ft 200 LED Fairy String Lights for Christmas Trees, Gardens, Lawn, Patio, Weddings, Parties Decorations(Blue) Total 72ft/22m with 200 LED lamp beads, create a fairy atmosphere as you wish Fully waterproof, suitable for indoor and outdoor use It can flash and steady on, ideal for decorating your gardens, patio, lawn, porch, gate, yard, etc Light-sensored it will not turn on when exposed to bright light.After switch turned on,it can be charged during daytime by absorb the sunlight and automatic light up at night. With built-in NI-MH battery, 8-10 super long working time at night once the solar panel absorbs enough sunlight during the day.