Description: Background Self-learning Function. Active Infrared Technology With Anti-interference Self-adjustment Capability. The Motion Radar With Unidirectional Function Can Save More Resources; 3-d Safety Light Curtain , No Additional Safety Sensor Is Needed. Both Two Functions Of Start-up And Anti-pinch. Multi-purpose Technology Is Used For The Combination Of Opening Automatic Doors And Making Them Safe. These Multi-purpose Sensors Also Fulfil A Large Number Of Additional Functions Which Can Significantly Increase The Convenience Of The Door. Model Number: Cnb-235 Application: Hotel/building/office/mall/hospital/cleanroom Etc Power Input: 12v~24v Working Temperature: -2055 Sensor Distance: 2500mm Material: Metal+plastic Colour: Black Package Contents: 1 X Multi-purpose 2 In 1 Door Sensor 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 Meas