Features :

• Ultrasonic Garage Parking Sensor.    
• Detecting distance: 0-100cm
• Red, Yellow, Green LED    
• Power on/off control    
• Operate by  3 x AA battery    
• Operate by  AC/DC adapter     
• Colour available : Black, Pearl white.

Specifications :

• Air Ultrasonic type
• Frequency : 40 Khz
• Unit size : 130 x 90 x 32mm