Sell simple parking sensor

simple parking sensor
Product Description
 Measuring the distance by radar
 Alarm by three step Bi-Bi sound
 Full-weather design, un-affected by wind, ice, snow and rain
 All kinds of sensor colors and styles are available
 High quality and easy to install

Product Specification/Models
model no. SB301-4
 Technical parameters:
o Rated voltage: 12V DC
o Operating range: 10.5V - 16V DC
o Rated current: 50mA - 180mA
o Detecting distance: 0.3 - 1.5m
o Ultrasonic frequency: 40KHz
o Working temperature: -30 to +70 deg. C