PYLE PLPSE3 2 Parking Sensor System and Led Display 4 Piece Rear Parking System (Sensors x 2, Brain, Display) - Display Distance: 2.0m ~ 0.3m - Dimensions(Brain): 1' (H) X 3.75'(W) X 2.5'' (L) 2 x 1" Diameter Wired Rear Sensors (9 Foot) - Reverse Sensor Trigger Digital Distance Object Wired Indicator (25 Foot) - Sensor Cutout Tool Included 4 Color 7 Stage Led Indicator - Dc 12v Application 4 Stage Built-in Beeping Alarm - Dimensions (Display): 1' (H) X 5.25'(W) X 1.1'' (L)