1.Solar panel: poly-crystalline silicon or mono-crystalline silicon
2.Power storage solution: Ni-MH battery or Super Capacitor
3.Light source: super bright LED
4.LED quantity: 1PCS
5.LED color: red, green, blue, white or yellow
6.Luminous mode: flashing type or constant type
7.Working time: more than 60 hours for flashing type; more than 15 hours for constant type after the attery is charged fully.
8.Working temperature: -25degree to +75 degree.
9.IP grade: IP67
10.Material: polycarbonate
11.Lifetime: 3-5years(Ni-MH battery) or 15years (super capacitor)
12.Size: diameter 50mm, height 32mm