الوصف

Radar Speed Sign, designed and produced by Ningbo Donar Technology Co., Ltd. Is a kind of High-performance, low-cost traffic safety device.

Speed Display Sign can measure and show speed for the ground movable targets on the basis of “DOPPLER” theory. It can show the measure results to the drivers automatically and advise them not to over speed when the vehicles are passing through.

With the built-in High Frequency Hopping Radar, intelligent controller, battery, high-brightness LED display, high-performance software, rich in expandable interfaces, and GPS/GSM options.

Exclusively designed for school, hospital and so on areas, the time control mode design the limited speed by requests, to made the vehicles pass safety and quickly. The unique light control mode helps to turn on/off the speed sign according to the external light environment.

Commonly used in school zones, construction sites, accident-prone areas and neighborhoods.

Specifications

Display Digits:       ***4" High-Intensity LEDs

Dimensions:          **0mmX**0mmX**0mm

Weight:                 *0KGS

Powering:             *1 to *4.5VDC, or **0VAC, or **0VAC

Electric Current:    Maximum 3.1Amps

Radar Style:          Hopping Radar

Frequency:           *4.**0GHz

Speed Range:       *****0 Km/h

Radar Range:        More than **0M

Operating Temps: **0°C to *0°C

Warranty:             Two-Year