(1) Solar panel:12v/5W,more than 20year lifetime.
(2) Battery:7.4V/7AH high temperature Li-ion battery,more than 3years life time.
(3) LED: 0.06watt super bright visibility>800meters.
(4) Control mode:Light Controled with whole day flashed or night flashed Material:Aluminum board and Reflective
(5) Work temperature:-20-+70 centigrade.
(6) Protection level:IP67.
(7) Work time:it can work 72 hours after fullycharging.
(8) Other:it can be charged by DC 12V power.
(9) Size:600x600×70MM Carton Size:950x950x140MM