SE4 Parking Sensor System & LED 3 Color Digital Display with Three Stage Bi-Bi Sound Alarm!
6Piece Rear Parking System (Sensors x 4, Control Box, Digital Distance Display, Cut Out Saw Tool) 4 x 1' Diameter Wired Rear Sensors (9 Foot) Digital Distance Object Wired Indicator (25 Foot) 4 Color 7 Stage Led Indicator 4 Stage Built-in Beeping Alarm Display Distance: 5ft  - 8inch  Reverse Sensor Trigger Sensor, Cutout Tool Included, Dc 12v Application Dimensions (Display): 0.75' (H) X 4.25'(W) X 1.25-Inch (L) Dimensions(control box): 1"(H) X 3.65"(W) X 2.15-Inch (L).. Operating voltage range: 10.5 - 16V DC..Ultrasonic Frequency: 40kHz. Left-Right obstruction identification.