220mm 250mm retroreflectometer with precise readings

{"cid":"91200138","title":"Traffic Sign Retroreflectometer 220mm \u00d7 250mm \u00d7 80mm","imgUrl":"https:\/\/img.chinax.com\/nimg\/ab\/53\/eef74c8d8f6a5fe296c2b6b61e31-200x200-1.jpg","attrs":{"Price":"3000-3500","Brand Name":"UNS","Model Number":"UNS-JT","Minimum Order Quantity":"1","Place of Origin":"CHINA","Payment Terms":"T\/T","Supply Ability":"1000","Packaging Details":"inner box and master carton , 1pc per carton","Built-in battery capacity":"3500mAh","Testing spot diameter":"32mm","Color":"Red","Measurement range":"0---1999.9","Observation angle":"0.2\u00b0","Angle of incidence":"-4\u00b0","Charger":"DC 8.4V","Instrument size":"220mm \u00d7 250mm \u00d7 80mm (L\u00d7H\u00d7W)"}}