| GENERAL FEATURESSPECIFICATIONS | 一般功能和規(guī)格 | 
| AR-819 | 
| Three Stages LED indication For | √ | 
| Car Parking 三種顏色Led停車提示 | 
| Audio Indication For Car Parking | √ | 
| 停車聲音提示 | 
| Green Light For Car Parking | √ | 
| 5米距離綠燈提示 | 
| Yellow Light For 5 Meters Indication | √ | 
| 5米距離黃燈提示 | 
| Red Light And Alam Sound On For 0.5M Indication | √ | 
| 0.5米距離紅燈及警報提示 | 
| Different Light Corresponding Different | √ | 
| “Bi Bi”sounds 不同燈對應(yīng)不同聲音提示 | 
| Ultrasonic Frequency | 38.5-50khz | 
| 超聲波頻率 | 
| Auto Caliberation When Power On | √ | 
| 開機(jī)自檢功能 | 
| Low Battery Indication | √ | 
| 低電顯示 |