三種顏色led停車提示 ThreeStagesLEDindicationFor 停車聲音提示AudioIndicationForCarParking 5米距離綠燈提示GreenLightForCarParking 1.5米距離黃燈提示YellowLightFor1.5MetersIndication 0.5米距離紅燈及警報提示RedLightAndAlamSoundOnFor0.5MIndication 不同燈對應不同聲單提示DifferentLightCorrespondingDifferent 超聲頻率ltrasonicFrequency38.5~50kHz開機自檢功能AutoCaliberationWhenPowerOn 低電顯示LowBatteryIndication 一般特征Remark：供電Power9V電池9VAlkalineBattery產品顏色ProductColor深灰DarkGray產品凈重ProductNetWeight240g產品尺寸ProductSize186*60*39mm80*60*30.5mm 包裝PACKINGINFORMATION包裝方式1(中國)Packing吸塑包裝Blister標準外箱容量StandardQuantityPerCarton20標準外箱尺寸StandardCartonSize38.1*37.8*28.6cm標準外箱毛重StandardCartonGrossWeight6.24kg