Solar powered for isolated or standalone applications. Ideal for high way, park lot, road etc and can be widely used in similar traffic projects.TECHNICAL SPECIFICATIONSMaterial Aluminum alloy shellSolar Panel 2.4v/0. 15-0. 3WBattery Ni-Mh rechargeable battery (1.2V / 1200 ma)Light Source 6 pcs Super bright LEDLight Intensity 6000 – 8000