Main Functions * Enter into gear R to start the bump-proof parking sensor system automatically * With color LCD dispaly, 24 hours system time display and temperature detection functions setting inside * Digital distance, dynamic road sign, 3 colors and 7 parts, gradual prompt and distinguish display from left and right * 4 parts caution prompt * 5 parts actural sound distance prompt, on-off select smoothly * With danger sign and parking sign alarm * Distinguish dangerous distance automatically and alarm priority * Strong light of parking indicator setting Technical parameters * Supply voltage: 10~15V(DC) * Max power consumption: 3.5W * Working temperature: -40~80C * Probing distance: 2.0~0.1M * Display distance:2.0~0.3M * Alarming distance: 1.5~0.1M * Alarming volume> 75dB