Description: Intelligentlly detect the human body and motion, auto turn-on, turn-off the light, auto recognizes day and night. After the sensor switch is turned on, if there is human activity during the delay time period, the switch will continue to be connected until the person leaves. Based on the external light intensity to control whether the switch works. Perfect replacement for infrared switch, energy-saving, easy to install with pluggable terminals. Can be installed in corridors, bathrooms, basements, garages, warehouses, monitoring equipment, warning facility, ventilator and magnetic valve, etc. Specification: Power Supply: DC12-24V Power Consumption: about 0.5W Transmitting Power:<0.2mW Detection Angle: 360 Detection Distance: SK-701K-DC:2-10m SK-807K-DC: 1-10m Delay Time: SK-701K-DC:10s-5min SK-807K-DC:10s-30min Light Control: SK-701K-DC:10-2000lux SK-807K-DC: 5-2000lux Working Temperature: -35 +80 Material: Plastic Item Size((L*W*H)): SK-701K-DC: Approx. 95 * 95 * 42cm / 37.40 * 37.40 * 16.54inch Package Includes: 2 * Microwave Rador Sensor Switch 2 * Set of Mounting Screws 2* User Manual (English)