1、Brand new photoelectric switch with automatic illumination detection circuit, and it will shut down during the day and open during the night automatically. 2、Wires directly to the electrical box with a standard 1/2in pipe thread. 3、The photoelectric switch is applicable to control the street lighting, passage lighting and doorway lighting automatically in accordance with the ambient lighting level. 4、Photoelectric sensor switch with wide voltage range for stable characteristics, anti-interference and lightning resistance circuit. 5、Dusk to dawn feature ensures your lights come on when they need to be on, and Heavy-duty thermal bi-metal switch swivels to allow precise positioning. Our high quality photoelectric switch is a great product to reduce energy consumption by automatically turning your lighting fixtures on when natural light is reduced and turning off in daytime. It can be used with wall packs, shoe box, porch lights, garden lights, street lights, passage lights, doorway lights, etc. Features: Brand new photoelectric switch with automatic illumination detection circuit, and it will shut down during the day and open during the night automatically. Wires directly to the electrical box with a standard 1/2in pipe thread. The photoelectric switch is applicable to control the street lighting, passage lighting and doorway lighting automatically in accordance with the ambient lighting level. Photoelectric sensor switch with wide voltage range for stable characteristics, anti-interference and lightning resistance circuit. Dusk to dawn feature ensures your lights come on when they need to be on, and Heavy-duty thermal bi-metal switch swivels to allow precise positioning. It stays normal temperature and produces almost no heat in daytime, so it is especially suitable for places where there are of high temperature in daytime. It provides time delay over 30 seconds to avoid redundant switching against spotlight or lightning at night. Can work with most types of outdoor light lamps. Perfect for wiring into a lamp or lighting system requiring photoelectric automation. Temperature compensation system provides consistent performance whether it's hot or cold. Includes a gathered swivel with the sensor/switch body for convenient direction adjustment after installation. Additional swivel is also available for further adjustment. Specification: Condition: Brand New Material: Plastic Color: Black Thread: 1/2" Mount Type: Swivel Related Humidity: 95%RH Rated Voltage: 100~120V Rated Frequency: 50/60Hz Rated Loading: 1800W Tungsten, 1100VA Ballast Power Consumption: 1.5VA Operate Level: 10~20Lx On (Dusk),30~60Lx Off(Dawn) Ambient Temperature: 40℃~ +70℃ Size: Shown as Picture Package Weight: Approx. 71g/2.5oz Application: Wall packs, shoe box, porch lights, garden lights, street lights, passage lights, doorway lights, etc Package list: 1 * Photoelectric Switch 1 * Zinc Alloy Nut 1 * Rubber Washer Note: This photoelectric switch should be installed overhead the lamp ensuring the sensor can only detects the sunlight, and it should stay away from other lighting and don't put it in the shadow.