4 Sensors LED Display Car Parking Sensor Kit Reverse Backup Radar Monitor System

Good luck with your favorite purchasesHign-concerned Chemical : None Type : Invisible Brand Name : ALLOYSEED Origin : Mainland China Certification : None Sensor color : Black/ White/ Silver/ Red/ Blue/ Grey/ Gold Supply voltage : 10.5~15V (12V nominal) Current consumption : 200 mA Max. Storage temperature : 35~85°C Diameter : 22mm/0.87" Obstacle detection : 150cm/59 inches from bumper (post dia. 80mm/3.15 inches) Reliability over time : satisfies the strictest automotive standards Detection distance : 0.3m/0.4m ~ 2.5m Alarm distance : 0.3m/0.4m ~ 1.5m Working frequency : 40kHz Working voltage : 12V DC Consumption current : 20-200mA Working temperature : 20~65°C,-30~ +70 °C Alarm volume : 70 ~ 85dB (at 30cm) Maximum power : 2W