Dragonfly Solar String Lights Outdoor,AMZSTAR 19.7ft 30 LED Waterproof Fairy Lights Decorative Lighting for Indoor/Outdoor Home Garden Lawn Fence Patio Party and Holiday Decorations (Warm white) 6M Solar String & 1 x 1.2V 600MA NiMH battery & Solar panel included (Best-in-Class Solar Board)energy into electric energy and stored in the built-in battery, for use LED lights glow. No electricity charges and no extra wiring costs, solar powered- put under sunshine during daytime , and it begins to light up at night automatically (Note that the solar panel acts as a light sensor and lights will only turn on when it is dark out) Solar panel with "on/off" switch and "mode" button to select either FLASH or STEADY ON; 8 hours of charging and will last 6-8 hours illumination at night,up To 12 Hours Illumination Each In Summer, it depends on how much direct sunlight the solar panel got during the day High brightness, no conventional energy consumption, long service life; Easy installation, stable and reliable, without laying cables, waterproof It can be put or hung on walls, windows, doors, floors, ceilings, grasses, christmas trees etc. A perfect decoration for Valentine's Day, Christmas, other holidays and celebration occasions, party, wedding, etc. Got it and you will have a great mood at night. It adds perfect atmosphere to your place