digital speed limit signs with 300m visibility

{"cid":"91221842","title":"40\u00b0C To 60\u00b0C Digital Speed Limit Signs Visibility Range More Than 300 Meters Traffic Sign Suitable for Urban and Highway","imgUrl":"https:\/\/img.chinax.com\/nimg\/39\/9e\/2e2087d8f717d2107decc666c296-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"NobTra","Model Number":"NBTR188-S60-S","Minimum Order Quantity":"1","Delivery Time":"7-15 working days","Place of Origin":"China","Certification":"CE","Packaging Details":"CARTON","Payment Terms":"T\/T","Supply Ability":"5000PCS\/MONTH","Speed Measurement Range":"1KM\/H-250KM\/H","Product Type":"Traffic Sign","Radar Installation":"Integrated Radar","Radar Detection distance":"With 200 Meters","Power Consumption":"Red: 12watt Green: 15wat","Waterproof level:":"IP54","Quality warranty":"1 Years","Suggestion install height:":"2.5-4 Meters"}}

{"cid":"91222040","title":"Weatherproof MUTCD Compliant Variable Speed Limit Sign with Real-time Adaptive LED Display","imgUrl":"https:\/\/img.chinax.com\/nimg\/ef\/82\/32b7b3965c70192c79c2dec138d8-200x200-1.jpg","attrs":{"Brand Name":"Glare-LED","Certification":"CE","Place of Origin":"China"}}