1.Power supply: 2.5V/90mA solar panel(monocrystalline silicon)cast aluminium

2.power storage device: rechargeable batteries 1pcs 1.2v/800MAH NI-MH High temperature resistant battery

3.Workign time: In the STC conditions, basked continue 8h can continuous use 72h.

4.Display models: flicker( 2Hz±20%) and constant lighting;LED:6PCS

5.Display color: red, yellow and white,blue,green

6.Display component: 5 Super bright antifog LED

7. service life: effective use more than 3 years

8.Start light intensity: Positive light less than 500Lux

9.Size:108*97*25mm

10.Pressure resistance: The static bear pressure more than 20 ton