car parking indicator [2008年11月25日，9:01:52]

1.Three LED Stages For indication
2.Audio Indication For Car Parking
3.Green Light For 5 Meters, Yellow Light For 1.5 Meters, Red Light And Alarm Sound On For 0.5M
4.38.5~50kHz Ultrasonic Frequency
5.Auto Calibration When Power On and Low Battery Indication
Power: 9V Alkaline Battery
Product Color: Dark Gray
Product Size: 186*60*39mm
Packing: Blister
Quantity Per Carton:20 PCS
Carton Size: 38.1*37.8*28.6cm
G.W:6.24KG
N.W:5KG