Body casing: PC; Power supply: high-efficiency solar panel (5V / 80MA); Battery: lithium battery (3.2V / 300MAH); LED: 6pcs ultra-bright LED LED colour: red, white, green; Visual distance> 500M; Working temperature: -20 ° C-80 ° C; Waterproof: IP68; Weight: 145g Package: 2PC / Box, 30 Boxes / CTN, 14.5 KGS / CTN, Box size 48 * 27 * 21.5;