Power supply: DC 12-24V Switch Max load: 7A HF system: 5.8GHz CW radar, ISM band Transmission power: <0.2mW Power consumption: Approx. 0.5W Installation : Indoors, ceiling mounting Reach: 1-10m(radii.), adjustable Time setting: 10sec to 30min Detection angle: 360° Light control: 2~2000LUX Size: 85x38x40mm Note 1.The high-frequency output of this sensor is <0.2mW that is just one 5000th of the transmission power of a mobile phone or the output of a microwave oven. 2.Connect N, L with power 3.Connect N', L with switch signal Package included: 1 x Microwave Radar Sensor Switch 2 x Screws 1 x User Manual.