led arrow board with 1000m range

{"cid":"91221842","title":"LED Arrow Boards with 25 Amber LEDs for Enhanced Traffic Safety","imgUrl":"https:\/\/img.chinax.com\/nimg\/66\/40\/88c70c76437073b937ff88d1a642-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"NobTra","Model Number":"NBAB-25LB","Minimum Order Quantity":"1","Place of Origin":"China","Certification":"CE","Packaging Details":"carton, 165*88*27cm","Payment Terms":"T\/T, L\/C, D\/P","Supply Ability":"1000sets per month","Material":"Iron","Color":"Amber","Operating Temperature":"-40\u00b0C To 85\u00b0C","Warranty":"1 Year Limited Warranty","Number Of Arrows":"25","Display Type":"LED","Visibility Distance":"Up To 500 Meters","Mounting Type":"Trailer Or Vehicle Mount"}}

{"cid":"91197887","title":"LED Strobe Mode Flashing Directional Sign Board With Arrow Board","imgUrl":"https:\/\/img.chinax.com\/nimg\/db\/5c\/caaece0f632ec3f18f798e7579fd-200x200-1.jpg","attrs":{"Brand Name":"Riminghuan","Minimum Order Quantity":"10","Delivery Time":"30 days","Place of Origin":"China","Packaging Details":"Wooden box\/Cardboard box","Payment Terms":"FOB","Display Mode":"Long Bright Mode, Strobe Mode","Installation Method":"Wall Mounted, Hanging","Product Name":"LED Arrow Board","Control Mode":"Manual, Remote Control","LED Color":"Red","Material":"Aluminum","LED Type":"High Brightness","Working Temperature":"-20\u2103~+60\u2103"}}