Solar road stud 1. Model no: as-r001 2. Material: aluminum alloy and polycarbonate 3. Power: solar cell, 0.25 w 4. Power storage: battery or capacitor(the latest technology in power storage, has life expectancy of 100, 000 circles) 5. Led ¼¼8: 2pcs / side, 2 sides 6. Color: available with amber, blue, green, red or white 7. Light mode: constant / flash 8. View distance: more than 800m 9. Automatically starts to work when night falls or with the onset of inclement weather 10. With a complete charged, the light can continue flash 120 hours. For constant light model will continue bright for 84 hours. 11. Waterproof rating: ip68 12. Life time(with capacitor): more than 10 years life time(with battery): more than 3 years 13. Warranty period: 1 year 14. Compression resistance: >30tons 15. Heat resistance:- 40fªc to +80fªc Applications: -± wet roads Conventional reflective markers lose their visibility when the roads are wet. The solar road marker's active illumination remains brightly visible, unaffected by wet conditions -± foggy conditions High intensity led spotlights penetrate fog to help the driver to negotiate curves -± dark rural country roads Illumination from the solar road marker can eliminate the need for street lighting while maintaining safe driving conditions -±mountain roads Help show approaching sharp turns and blind curves at night-time. The markers can also be mounted on guard railing to provide even greater visibility on twisted mountain roads 1 pc / white box, 30pcs / carton, Carton size: 475 x 423 x 317 mm, N.W./g.W.: 17 kg / 18.5 kg