This wonderful 30 crystal ball solar string waterproof lights is ideal for decorating your home・gardens・ patio・ lawn・ porch・ gate・ yard・ especially as a Christmas tree decorated with lights to create a warm and romantic holiday atmosphere.Solar powered・ no electric bill・energy saving and environmental friendly product.;The bright and vibrant 30-light LED mini string light ・ 6M/20ft length in total string lights・ more flexible to DIY the decorations scene.Waterproof grade:IP65.There are 2 switches・ one is Mode (2 Modes: Steady & Flashing)・ another is Power On/Off.Unique light control technology to ensure that the lamp during the day (light sufficient) automatic charging・ and in the evening (light is low) automatically lit.