Jobelle Solar Fairy De50 LED String Lights, 22 Foot, Multi-Color This beautiful flower string light is perfect to give your patio, lawn, garden, porch, yard or gate that special glow during night time. Waterproof, and solar powered; battery charges when the solar panel receives sunlight for approximately 6 hours during the day. Solar panel is held by a 20cm garden spike that can be stuck in the ground or you can leave the solar panel anywhere with exposure to sunlight. Lights can glow for 8 continuous hours or more when charged sufficiently. There are two buttons, one is the on/off switch, the other is the mode (regular light or flashing) button.