Product Name: Ultra-small curtain dual infrared probe CHJ-461 Product Category: Infrared Detector Series Detailed description: ● Suitable for door, window, balcony and ceiling protection of the infrared probe ● Vertical or horizontal sensing ● High sensitivity ● Flame retardant housing Specifications Model CHJ-461 Sensors Low Noise High Sensitivity Dual Rectangular Infrared Detection speed 0.2-7 meters per second Sensitivity Level 2 adjustable Operating temperature -10 ℃ to 50 ℃ Power input DC10-16V, 12.5mA Lens Fresnel vertical protection lens Protection range distance: 6 meters vertical: 3.6 meters Anti - radio frequency interference> 20V / m - 1000MHz Install the wall or ceiling Installation height up to 3.6 meters The alarm indicates that the red LED is on Alert time 3 seconds Alarm output normally closed, 24Vdc 0.1A The tamper switch is normally closed, the cover is removed open, 0.1A, 24Vdc Working humidity 95% Weight 30 grams Size 28 × 70x25mm (W x H x D)