BIBIBI beeps progressively alarm

Sensor type:Ultrasonic

Sensor dimensions: 18mm,19mm,20mm,21mm,22mm for optional

Embedded Probe installation,easy to install

Rated working voltage:  10V~16V DC

Operating temperature: -40 ~ +80

Operating current:  20~220mA

Ultrasonic frequency:  40±1KHz

Detection Distance:  30~250CM

2years warranty

ROHS, CE, FCC Products certificate

with 4sensors , 1 buzzer , 1 drill ,1 contral box , 1 0.8mm power cable etc.