Solar power supply, Easy installation, Light-operated working, Reflective,too. zh-HL1 Solar panel:0.5wLED quantity:6pcsLED color:red /yellow/blue/green/ white Meterial:pcG.W/N.W:14/13kgflash rate:100-110 times/minuteWorking time:30-40hours by shined for 8 hours with standard luminous intensityAPPlication:street, bridge, highway etc Solar Guardrail Ligh ZH-HL