【Solar Power】These solar ice cube lights are powered by a built-in solar power source inside, you can simply set these lights anywhere with access to the sun to allow them to charge. No electricity required, energy conservation and environmental friendly. Solar Ice Cube Lights Glass Brick LED Landscape Lights 【Easy to Use】Solar ice cube lights, no wiring required, easy to install, the automatic light sensor will turn it on and off automatically. Even children and the elderly are easy to operate. 【Solar Ice Cube Lights】Solar ice cube lights make full use of solar energy, converting solar energy into electricity. At the bottom of the solar sidewalk lights, there is one lithium battery inside. The solar ice cube lights should be placed outdoors under direct sunlight for at least 10 hours. Pay attention to the charging time in the daytime so as to maintain the battery life. 【WEATHER AND WATER RESISTANT】- Made of durable resin, these lights are designed to withstand hot weather, rain, fog and water spills. | Please note: This solar brick is not submersible and is not guaranteed to withstand extreme weather conditions such as hurricanes and tornadoes. 【Warranty - 30 Days Return】 The outdoor solar ice cube lights have been professionally tested, you don't need to worry about the quality issues; We offer 180 days quality commitment if you have any questions about the product.