タイトルまたは説明

Please contact me If you have intrested in our products. My *:  *@*****************************3

display mode：*-digit LED display

2 power supply：solar，the battery:*2v*5ah.

3 working voltage：*2V ï¼Œworking current：<1.5A ， measurement range from：***9km/h.

4 speed limit display：display for the green Numbers within safe speed and red Numbers if speed limit is exceeded. LED display size: *6**6cm，frame size: *0**0cm**4cm ,sign size：*4***4cm

5 application：urban rapid road，highway，Suburban cables，speed limit road such as Authority & universities.

6for three or four lanes at the same time.