Mode 2: Lights up at night when motion is detected / goes out 13 seconds after person leaves. Mode 3: Lights up automatically when it gets dark and stays on constantly. 【 Easy Installation, Versatile Use 】 - This solar shed light is easy to install, just fix the solar panel outdoors with the included screws and hang the chandelier where you need it.IP65 waterproof design is suitable for any outdoor or indoor space, no wiring required!