Sell fashionable buzzer parking sensor

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Product Description
 Digital LED showing obstacle distance
 Alarm by Bi-Bi sound
 LED display with three colors (red, yellow and green)
 Crescent shape digital display screen
 Turn on/off the voice according to your desire
 All kinds of sensor colors and styles are available
 High quality and easy to install

Product Feature
model no. : SB303-4
 Technical parameters:
o Rated voltage: 12V DC
o Operating range: 10.5V - 16V DC
o Rated current: 50mA - 180mA
o Detecting distance: 0.3 - 2.0m
o Ultrasonic frequency: 40KHz
o Working temperature: -30 to +70 deg. C