parking sensor system

This model consists of: 1) 1 ECU (electronic control unit) with 1.2m power cable2) 1 warning unit: digital LCD display with built-in buzzer and 6m cable3) 4 ultrasonic sensors with 2.5m cable4) Accessory: user's manual, 2 double-sided adhesive tapes, 2 quick-on cable clips and 1 drill bitFeatures: 1) Long display distance up to 2.5m with four-color background:Red,white,blue and amber, a person around 1.31.7m behind vehicle or an ordinary cable can be detected with fast reaction and high stability 2) Min. detection distance: 0.22m3) 0°viewing angle of jitter-free LCD display with minimized false alarm, showing accurate distance to and direction of obstacles4) Audible alarm volume adjustable: high, low and mute. Audible alarm generated by the 2 rear central sensors starts from 1.7 meters behind, but 1 meter for the 2 rear side sensors5) With 4 sensors of excellent beam angles, ensures minimal blind detection area6) Waterproof sensors come in various colors that match all vehicle models7) Workable at very low temperature condition: -35°CTechnical data:1) Working voltage: 10.5-16V2) Max. power: 2W3) Display distance: 0.22 to 2.5m4) Max. audible alarm distance: 1.7m5) Audible alarm volume: mute, 70dB and 90dB (at 1m) adjustable 6) Working temperature: -35 +80°C Packing:20pcs/ctn Carton dimensions: 50.5 x 37 x 32.5cmN.W.: 15kg G.W.: 16kg