Solar road stud

Solar cell: poly-crystalline silicon or single-crystalline silicon (3V,75mA)
Storage battery: Ni-MH (1000mAH) or Super Capacitor (50F)
Light source: super luminosity LED
LED quantity: 4 or 6 pcs                                                                                      Luminosity colors: red, green, blue, white, yellow (for any choice)
Luminous mode: varying type or Constant Type
Work time: 108 hours above for Varying Type; and more than 24 hours for constant type(standard luminosity intensity)
Work temperature: -25 to +75 degree C.
Material of light:Aluminum alloy and Polycarbonate
Resist compression: 30 tons                                                                                Waterproof grade IP>67                                                                                                 Life: >5 years (Ni-MH)  or >15 year ( Super Capacitor)                                                     View distance: over 800m                                                                                     Guarantee period:14 months 

Solar road stud is a green safety product, charge under the Sun through solar panel, light during the night time automatically.