car LED parking sensor system/parking guidance system 1. factory directly 2. best price/high quality 3. OEM is welcome 3 stage Bi,Bi reminder CE,E-marknew LED display parking sensor system LX-10011. 3.00M high power transmitting, 0.2m close range reception.2. LED display with three colors (Red, yellow & green), vioce indication& buzzing warning3. System activated automatically when reverse gear ...