handheld retroreflectometer for road sign

{"cid":"91213072","title":"Aluminum Shell Handheld Retroreflectometer For Traffic Signs Automatic Calibration","imgUrl":"https:\/\/img.chinax.com\/nimg\/fc\/a4\/0d127caf81b1ffc52b838cc40509-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"Btutest","Model Number":"BTU","Minimum Order Quantity":"1 set","Delivery Time":"5-8 work days","Certification":"SGS, INTERTEK","Place of Origin":"Made in China","Payment Terms":"L\/C, D\/A, D\/P, T\/T, Western Union, MoneyGram","Supply Ability":"3000 sets per month","Packaging Details":"Asphalt Testing Equipment Standard export wooden box","Name":"Retroreflection Meter Handheld Retroreflectometer For Traffic Signs","Measuring value range":"0-1999","Set the incidence angle":"\u2013 4 \u00b0","Set observation angle":"0.2 \u00b0","Measuring diameter":"\uff1e 30mm","Application":"Asphalt Testing Equipment"}}

{"cid":"91200138","title":"Measurement Range 0 - 4000 Handheld Retroreflectometer For Road","imgUrl":"https:\/\/img.chinax.com\/nimg\/63\/3c\/5216a7888582b010d85f46b39b63-200x200-1.jpg","attrs":{"Price":"3000-3500","Brand Name":"UNS","Model Number":"UNS-BX1","Minimum Order Quantity":"1","Place of Origin":"CHINA","Payment Terms":"T\/T, Western Union, MoneyGram","Supply Ability":"1000","Packaging Details":"inner box and master carton , 1pc per carton","Certification":"ISO9001","Measurement range":"0---4000","Angle of incidence":"88.76\u00b0","Observation angle":"1.05\u00b0","Complementary angle":"1.24\u00b0","Light source color temperature":"2856\u00b150K","Continuous working time of battery":"\uff1e72h","Instrument size":"700mm x 135mm x 115mm (L\u00d7H\u00d7W)","Ambient humidity":"\uff1c98%, no frost","Color":"red","inner box":"with luggager bar and brake wheels"}}

{"cid":"91223501","title":"Sign Angle Reflective Measuring Instrument Single Angle Reflective Mobile Retroreflectometer Movable Retroreflection Machine","imgUrl":"https:\/\/img.chinax.com\/nimg\/68\/e5\/16e30d4d3347bb75a3a10e7b8f9e-200x200-1.jpg","attrs":{"Brand Name":"LONROY","Minimum Order Quantity":"1","Place of Origin":"Guangdong, China","Voltage":"220 V","Protection Class":"Ip56","Color Temperature":"2856\u00b150K","Data Storage":"8G","Net Weight":"1.9kg","Overall Volume":"220mm \u00d7 246mm \u00d7 82mm","Retroreflective Coefficient":"0-2000mcd\/(m\u00b2*lx)","Traffic Sign Angle":"Incidence Angle: -4\u00b0; Viewing Angle: 0.2\u00b0","High Visibility Angle":"Incidence Angle: 5\u00b0; Viewing Angle: 0.33\u00b0","Spot Diameter":"\u03a630mm","Working Time":">12 Hours","Incidence Angle":"-4\u00b0 (Traffic Sign), 5\u00b0 (High Visibility)","Observation Angle":"0.2\u00b0 (Traffic Sign), 0.33\u00b0 (High Visibility)","Light Source":"Standard A","Test Data Capacity":"100,000"}}