k-lite solar road stud, solar pavement markers, solar road marker, lane divider, cat eye road stud, reflective road marker, road side reflector Operating time: UP TO 7 days successively working in overcast and rainy day after the battery fully charge . BATTER: Ni-MH or capacitor LIGHTING SOURCE: super bright LED COLORS OF LIGHTING: yellow/red/blue/green/white LED quantity: 4 or 6[2*2][2*3] Current of lighting source: 8-12Ma/hour VIEW DISTANCE: over 800m TEMPERATURE RANGE: -25--75 MATERIAL OF BODY: Aluminum alloy and polycarbonate Size(MM):124*100*20 Weight: 348g Inner box size(CM): 12.9*10.4*2.5 Outer carton size:27*22*13.5 40pcs/carton N.W: 14kg G.W: 15kg