Solar road stud>>SL004

Solar cell: poly-crystalline silicon / single-crystalline silicon (3v,75mA)

Storage battery: Ni-MH (900mAH) / Super Capacitor (120F)

Light source: super luminosity LED

LED quantity:  4 pcs 

Luminosity colors: red, green, blue, white, yellow (for any choice)
Luminous mode: varying type /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: Polycarbonate

Resist compression: 20 tons                                                                                

Waterproof grade IP>67

Life: >5 years (Ni-MH)  or >15 year ( Super Capacitor)

View distance: over 800m  

Guarantee period:14 months