Shell material: Nylon
Window material: Polycarbonate
Power: Solar cell(250mW, 2.5V/100mA)
Power storage: Ni-Mh rechargeable battery light: 6 super-bright LED at 2 sides
Light mode: Flash/constant
Light color: Available with amber, blue, green, red or white
View distance: More than 800m
Working mode: Start when night falls or with oneset of inclement weather automatically working time: Over 120hrs for constant light mode and 150 for flash when fully charged
Life time: 3-5yrs
Heat resistance: -40ºC~60ºC