1. Use high-quality materials with guaranteed quality 2. Stable performance 3. Exquisite appearance 4. Easy to use, automatic control 5. Wide application range Working voltage:AC85-265V Power frequency:50/60Hz Installation method:indoor, ceiling mounted Installation height:2.5-6m HF system:5.8 GHz+/- 75 MHz CW radar, lSM band Power consumption:Less than 0.5W Transmission power:Less than 10mW Power load:less than equal 800W (tungsten filament lamp) less than equal 200W (LED lamp/energy-saving lamp) Detection angle:360 ° Working delay:8 seconds to 12 minutes (adjustable) Detection distance:2-8 meters (adjustable) Light control illumination:5-2000LUX (adjustable) Operating temperature:-15℃ to +70℃ Colour:White Material:Plastic Package Contents: 4 x Mini radar sensing switch Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.