Separate Solar Panel: Poly-crystalline solar panel, built-in a 3.7V / 2000mAh battery. Holding the efficiency up to 17% conversion of solar energy. Adjustable Solar panel & Light: 90° for the solar panel, 180° for the light head. Solar panel will charge the battery during the day and light up automatically At the night. 2 Modes Select: The wall lights you are free select the lighting modes from High / Low Light. Light up 8-12 hours after fully charged. About 8 hours full charging. Two ways to install: stake-to-ground OR wall-mount. With two screws, you can fix the solar panel on the wall OR just drive the stake into the ground. No wiring is needed. Very easy to install. We also offer two stakes for the lights, you can use them to hold the lights Or just put the lights on the ground. IP65 Waterproof &Wide Application:Waterproof rating IP65, work tempralature range is -25° to 50°, don't worry about rain, snow and dust. The solar spotlight perfect for garden, patio, driveway, stairs, pool area, etc. Christmas decorations solar lights for tree garden, patio. Enhance the feeling of Christmas atmosphere.