Description: Solar road stud is one kind of road studs, Its set up along the sides of the road to Indicate the direction, At night time or during the rainy or fog weather. It made of reflection material, shell, solar panel, led light and control components . As for its active light-emitting and light reflection ability it usually used in conjunction with the road marking sketching the outline of the road, to improve road safety. Specifications Solar panel: Mono-crystalline 2V/150mA Storage devices: 1.2V/600MAH high temperature Ni MH battery Working hours: can work 40 hours when charge a day under standard intensity, more than 72 hours of continuous work after charge full battery. Display mode: always bright Display color: white Display devices: 6pcs super bright LED. Viewing distance: >800meters Light intensity: 400-500Lux Working life:nickel metal hydride battery 3-5 years Working environment: -20~ 70 Material: die casting aluminum shell reflector film imported PC material roof, anti UV, anti yellowing Waterproof and static compressive capacity: IP68, static pressure is greater than 20 tons