Specification Size(approx.): 35x20.8x14.8mm(L*W*H) Lead Length(approx.): 150mm AWG#18 Model: NK-301F Voltage Range: AC 80V~277V Rated Voltage: AC 120V/220V Rated Load: 200W/400W Rated Frequency: 50/60Hz Power Consumption: 0.5 Max Sensitivity: 10-20LUX On / 40-70LUX Off Anti-jamming Delay: About 12 Seconds Ambient Temperature: -25 ~ +70 Relative Humidity: 99% RH Inductive Head Rain Proof Grade: IP65 Working Life: More Than 5000 Times NK-301F AC80~277V Photoelectric Switch Photocell Flush Mount Button Photo Control Waterproof UL CE Certification, UL Certification. Small volume light controller is easy to install. Save energy, safe and reliable, long service life. This photocell sensor is perfect for street lights, wall packs, barn lights and any other outdoor fixture that you need to have a dusk to dawn feature. Internal IC import components, program control circuit anti-interference design, outdoor same light perception conditions, multiple sensors synchronous opening, induction precision, high sensitivity. Wiring Method: White Line + Black Line Connection (Input) White Line + Red Line Connection (Output) The White Line is the common line Tips: Please allow 1-3cm error of measurement. Photo color might be a little different from the actual product due to color display of different monitors. Product Includes: 1x Photoelectric Switch