Detailed Product Description

Buzzer turns mute automatically if obstacles keep stationary or move farther. When
reverse gear is engaged, the front sensors will stop working and the rear sensors
will be activated.Audible distance indication: 1) Rear and front: 1.50 to 0.80m: Bi, Bi, Bi2) Rear: 0.80 to 0.40m: Bi, Bi, BiBi (the closer, the faster) 3) Front: 0.80 to 0.40m: BiBi, BiBi, BiBi 4) Rear: 0.40 to 0m: Bi... (solid beeping) 5) Front: 0.40 to 0m: BiBiBi, BiBiBi, BiBiBi 6) Volume: high, low, off optional Visual distance indication (rear and front):1) 3.00 to 0.35m: 3-digit distance numeric display2) 0.35 to 0m: display 000 3) Waving curves indicating orientation of obstaclesGeneral specifications:1) Working voltage: 10 - 15V 2) Working temperature: -30 ~ 70°C3) Current consumption: <100mA 4) Acoustic volume: >75dB at 10cm 5) Response time: 300ms 6) Ultrasonic frequency: 40KHz