Solar Warning LightSolar Warning Light (road construction barricade light) 1* Dual Function, Double Sided, Solar Powered 2* Lens Diameter: 18cm 3* Height: 21. 1cm 4* Power: 0. 5 Watt Solar Panel 5* Battery: 3. 7 Volts 2000 mAh 6* illumination: 6 High Intensity Super Bright LEDs 7* Lens Cover Material: PC 8*Housing Material: ABS 9* Function is flash 4 quads flash steady close 10* 6 Hour Sun Charge: Operates 60 Hours (Flash Mode) 11* Photo Control: Automatic on at Dusk;