[Function] The solar panel automatically charges the battery during the day, and automatically turns on the lights at night.[Solar panel] The solar address board adopts crystalline silicon solar panels, which can be charged and used even if the direct sunlight is blocked by the eaves.[Modern Design Address Board] The solar address board has a modern design with stainless steel frame and PP. We will provide you with durable digital stickers to DIY your address sign.[Working for a long time with clear numbers] After 4-6 hours of full charge during the day, it will be illuminated for 8-12 hours at night. (Without direct sunlight, the lighting time will be shortened)[Suitable For Outdoor] Make it easy for ambulances, doctors and couriers to find your home at night. The waterproof system and metal frame resist rain, snow and hot weather. Easy to install, cordless, no maintenance cost, long-term use, safe.[Product Name] :Solar Light Controlled Door Number Light[Solar panel]: Polysilicon 4V/0.6W[Battery] : 3.2V/500mAh lithium iron phosphate battery[Light source] : 8PCS (SMD2835 LED)[Color temperature] : 6000-7000K[Waterproof rating] : IP54colour: silverMaterial: stainless steel + PPSize: 200x180x50mmPackage Contents:1 set x solar door plate lightsOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.