High Quality production come with Three Years warranty.

if you like to install a parking sensor system likes original 

come from your car manufactory, then it's one!!!!! 

 This parking sensor system likes most of original parking sensor system  from car manufactory, using buzzer warning system, but not any display unit. the buzzer(speaker) can be fix any where in the car, which is much easy to be fixed when compare fixing other systems come with LED/LCD display unit. the warming buzzer sound in difference frequence  according to different distances. Detail shown the table:

ALARM SOUND Stage Distance Area Sound   1 160-200cm Safe Mode No sound   2 100-150cm Safe Mode Bi------Bi--------Bi   3 70-90cm Alarm mode Bi---Bi---Bi---   4 40-60cm Danger Mode Bi-Bi-Bi-   5 30cm Danger Mode Bi---------

what are in the box:

1. CPU Centre cortrol unit with power cable to connect reversing light.

2. 4 sensors in black colour (can be sprayed colour paint, but not brush ) with 2 meters cable to connector the centre cortrol unit.

3.  Buzzer with 2.5 meters cable to connector cortrol unit.

4.  21mm Hole Saw, which is exactly size for the sensors.

5. 4 sensors rings with angle for Not Vertical bumper adjustment

6. user's manual with installation guide.

Technical: 1.      Rated Voltage: 12V DC 2.      Operating Range: 10.5V～ 16V DC 3.      Rated Current: 50mA～ 180mA 4.      Detecting Distance: 0.3～ 2.0m 5.      Ultrasonic Frequency: 40KHz 6.      Display Working Temperature: -30 ～ +70℃     ALARM SOUND Stage Distance Area Sound   1 160-200cm Safe Mode No sound   2 100-150cm Safe Mode Bi------Bi--------Bi   3 70-90cm Alarm mode Bi---Bi---Bi---   4 40-60cm Danger Mode Bi-Bi-Bi-   5 30cm Danger Mode Bi---------   we are trying to sell our production in the lowest price on ebay.  Please see my other item if it is not a right one you need!!!  we do have LED, LCD display unit and wireless parking sensors. please go to my Eshop .http://stores.ebay.co.uk/A-E-Trading-Ltd