Light Control Switch ONEVER DC 12V 24V 36V 48V Dusk to Dawn Photocell Light Switch Auto ON Off Light Sensor Control Switch 8-50VItem Package Quantity:1 Warm Note: This Photocell Light Switch only can be used for DC NOT AC. 12VDC 24VDC 36VDC 48VDC all can be used. But the input voltage should be the same as the voltage of the load.Please follow the instructions in Figure 4 to install, do not install according to the surface of the product because many people will be confused about this. So please remember to see figure 4 before installation Specification: Type: Photocell Light Switch Material: Plastic Voltage: DC 8-50V Working Temperature:-25~70°C Related Humidity: 99%RH Item Size: 4*3.7*1.5cm / 1.6*1.5*0.6' (L*W*H) Net Weight: 0.02kg / 0.7oz Package Including: 2*Light Sensor Switch 24 Months Guarantee! Your satisfaction means everything to us. We are aim to offer the best quality and service. Please feel free to contact us to fulfill your request promptly without any hassle. We will solve your problem within 24 hours. A replacement or full refund will be guaranteed if you are not satisfied with the item. Thank you very much!