Features: *Light control switch IP54 NK-CA/E10A: The NK-CA/E10A photoelectric switch is equipped with an internal circuit for automatic light intensity detection. It automatically shuts off during the day and turns on at night. It has excellent stability with a wide voltage range. It also has anti-interference delay and flash protection circuits. *Constantly closed design: The product operates without generating heat during the day, maintaining a constant temperature. It is suitable for automatic control of various outdoor lighting fixtures. It is particularly suitable for regions with high ambient temperatures during the day. *Wide voltage compatibility: The light control switch is compatible with a voltage range of 80V~277VAC, stable performance and compatibility with different electrical systems. *Quick and automatic operation: With its built-in light intensity detection circuit, the switch quickly responds to changes in ambient light and automatically adjusts its state without manual intervention. *Reliable and enduring: The switch is designed to have good resistance to interference and flash strikes, its long-lasting and reliable performance even in challenging outdoor environments. Specifications: *Part Name:Automatically shut down photoelectric sensor *Material:plastic *Size:7.6CM *Color:blue *basic voltage:120V-277V 50/60Hz *voltage range:80V-305VAC 50/60Hz *Sensitivity:5-15 LUX turns on the light,30-70 LUX turns off the lights *ambient temperature:-25~+75℃ *relative humidity: 99﹪RH Package Content: 1xPhotoelectric sensor switch Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data. [EFFICIENT AUTOMATIC OPERATION] This photoelectric sensor switch intelligently controls outdoor lighting by turning lights on at night and off during the day without manual input. [BROAD VOLTAGE RANGE SUPPORT] With compatibility for voltages from 80V to 277VAC, this switch is perfect for various electrical setups in residential or commercial spaces. [RELIABLE PERFORMANCE UNDER PRESSURE] Engineered to resist interference and flash incidents, consistent functionality even in tough outdoor environments. [SAFE HEAT MANAGEMENT] The design allows for heat-free operation during daylight hours, making it suitable for areas with high daytime temperatures.