DescriptionThe silicon solar panel yields high sunlight conversion efficiency and still performs under shade. As it is light sensory, it automatically charges the battery during the day and light up during the evening. LED bright make your house addresses visible at night, identify your doorplate from a long distance easily.Feature- Color: As shown - Material: metal - Size: 18 x 15.4 x 4.4cm - Power: 0.5W - Voltage: 3.7V - LED bright make your house addresses visible at night, identify your doorplate from a long distance easily. - Designed to be weatherproof with a stainless steel construction, so that your address can be displayed all year in any weather condition. Rain, Snow, Sleet, or Shine! - No wire needed installation at ground or wall. Simple assembly is required. - Our solar-lighted doorplate plaque features with a built-in rechargeable environment-friendly battery. Energy-saving and environmental protection. - Suitable for Outdoor:The stainless steel provides complete protection from dust, oil, other non-corrosive material.The sleek roof-liked protect this plaque address form being damaged by water.