photoelectric sensor. filament sensor. 1 year, 30 days refund, 7x24 hours email support optical sensor. optical sensor. Durable material This lighting control switch is made of high quality plastic, sturdy, weather resistant and long service life. Switches and dimmers. filament sensor. Widely used Suitable for outdoor use, widely used for street light, garden, highway, factory and school. sensor control. photoelectric sensor. Light control switch Brand new photoelectric switch with automatic lighting detection circuit, and it will stop during the day and open automatically at night. Switches & Dimmers. filament sensor.filament sensor.Less Energy ConsumptionMakes your lighting is only used when it should be. Helps increase energy efficiency and bulb life by reducing daily operating time. Features: Condition: Brand New Material: Plastic Color: Black + White Working Voltage: AC 230V Current: 10A Delay Time: 10~15 seconds Working Temperature: -20~+70 Size (L x H): Approx. 12 x 7 cm / 4.72 x 2.76 inch Weight: Approx. 178g Package Included: 1 x Light Control Switch with Installing Screws