Features:
· M easures ultrasonic waves' reflection time
· Detection distance: 0.3 to 2.7 meters; adjustable
· Area for best detection: 50 centimeters by 50 centimeters
· Power consumption: 60 mA standby; 35 mA operating
· Ultrasonic wave frequency: 40 kHZ
· Output: 1a, 1b relay contact (1A/24 V DC)