1Numbers DIY: Different digital to DIY your house number. Solar house number sign has modern design with 2 colors and 8 8 modes, meet your different usage needs. 2Polycrystalline Solar Panels: The LED solar room lights use polycrystalline silicon solar panels to provide power in natural daylight and automatically turn on at dusk. 3Easy to Install: Installation is quick and easy, no additional power or wiring is required. Wall fittings are included, making installation easier and safer. 4IP55 Waterproof : The house number light has a IP55 waterproof system and a sturdy frame that can withstand rain, snow and hot weather. 5Applications: Suitable for address signs for home, outdoor garden, courtyard and street. It is also great for businesses or mailbox numbers.