Specification:
Detection distance: 0.3m~2.5m
Alarm distance: 0.3m~1.5m
Operating frequency: 40KHz
Operating voltage: 12V DC
Current consumption: 20ma-200ma
Operating temperature: -30°~70
Alarm volume: 70~85dB
Maximum power: 2w
Hole size: 22~22.5mm
Tip: the maximum effective range of reverse radar detection is 2.5 meters, different obstacles acoustic wave reflection strength is different, the detection distance will be different!
