Description: These solar LED road studs are naturally charged by the sun. As soon as it starts getting dark, the LED lights turn on automatically each night. They have been specifically designed with road safety in mind and can help to prevent serious accidents and emit rather than reflect light. Specification: Condition: Hundred Percent Brand New Material: Aluminum Alloy + PC LED Light Color: Red, Yellow, White, Green, Blue(optional) Light Source: 4 LED Waterproof Level: IP67 Viewing Distance: >500m Working Temperature: -20℃-70℃ Certification: CE Battery: 600mAh NI-MH battery Service Life: >3 yeras Product Size: Approx. 10.4 * 10.3 * 2.2cm / 4.1 * 4.1 * 0.9inch Package Weight: Approx. 315g Package Included: 1 * LED Solar Light Features 4 bright LED lights illuminate your driveway for added safety at night with low power consumption Solar power, environmentally friendly. It is recharged by solar panels under sun light, automatic charging during the day Durable aluminum alloy construction can deal with the outdoor environment, durable and waterproof Viewing distance over 500 meters, which can effectively provide the driver with safe driving direction Simple design matches various landscapes and styles, ideal for lighting road, driveway, pathway yard and more