AGPtek Solar Powered LED String Lights Crystal Ball Globe Fairy Lights For Party Holiday Birthday (30 LED,Warm White, 19.7Foot) AUTO DAY/NIGHT SENSOR: automatically turns lights on at night & off during the day LASTS FOR A LONG TIME: Stays powered 7-10 hours after a full charge through the sunlight during the daytime EASY USE: Simply take out of the box and stick into the ground. One switch is ON/OFF, and other is mode (Flashing mode convert switch). Waterproof. OUTDOOR INDOOR USE: Solid hard plastic construction can withstand years of rain, snow, ice and wind. Also this wonderful string light could illuminate during night, ideal for decorating your gardens, patio, lawn, porch, gate, yard, window, and indoor such as shops, hall, stage. especially as a holiday tree decorated with lights can be to create a warm and romantic days. WORRY FREE: Order these solar powered string lights risk free with our no hassle, return within 30 days policy and product quality guarantee.