City: Guangzhou
Province: Guangdong
Country/Region: China
Features: 1.Theclosertheobstacleis,thefasterthealertbeepingfrequencyistoindicatethesafetyzone,cautionzoneanddangerzone2.4-levelsoundtoreminddistanceofthebarrier 3.Thesystemwillautomaticallystartupwhenreversing4.Twoorfoursensorsforoption Technicalparameters: 1.Operatingvoltage:12VDC(24Vavailable) 2.Operationcurrent:20mAh~200mAh 3.Sensorinstallationheight:45~60cm 4.Detectiondistance:0.4~1.8m 5.Ultrasonicfrequency:40kHz 6.Operatingtemperature:-40°C~+85°C 7.Beepvolume:80~100dB(at30cmdistance)