INST Solar Powered 20ft 30 LED Water Drop Solar String Fairy Waterproof Lights Christmas Lights Solar Powered String lights for Garden, Patio, Yard, Home, Christmas Tree, Parties Waterproof, idea for outdoor use 8 hours working time after fully solar-charged, enjoy the lighting for whole night. 2 different modes of glimmering : flash and steady on Total length: Approximately 20 Ft. Wide applications, great for various celebration occasions, especially for outdoor activities in the garden or lawn