Storage battery: Ni-MH (1200mAH) / Super Capacitor (120F)

Light source: super luminosity LED;

LED quantity: 4pcs                                                   

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:  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