1) Material: PC & Dia-cast aluminum alloy 2) Size: 103X103X23mm 3) Solar cell: 3V / 80mA 4) Storage battery: NI-MH Battery Or Capacitor 5) Lamp: 4PCS LED (available with Blue, Green, Red, Yellow or White) 6) Working Time: 120Hours 7) Waterproof grade: IP 68 8) View distance: over 800m