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: 2 or 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: 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