Zitrades Solar Christmas lights Party LED String Lights Blossom Multi Color Outdoor Lighting for Bedroom Garden Wedding Backyard Tree RV with waterproof 21ft 50 LED 3 modes Bulb Type: LED Power Source: Solar power,environment-friendly product. Powered by a separate amorphous solar panel allowing lights to be placed in shady areas. Automatically turn on at dusk and turn off at dawn. Great decoration for your gardens and porch by hanging the string light among the shrubs, trees and other areas.