uns dc 8 4v sign retroreflectometer

{"cid":"91200138","title":"DC 8.4V Sign Retroreflectometer Red Measurement Range From 0 - 1999.9 To Satisfy","imgUrl":"https:\/\/img.chinax.com\/nimg\/fd\/a7\/5da103307d004e80c5e103e0833a-200x200-1.jpg","attrs":{"Brand Name":"Retro Reflective Meter","Model Number":"STP-TSR","Minimum Order Quantity":"1","Delivery Time":"5-8 work days","Place of Origin":"CHINA","Certification":"CCC","Packaging Details":"inner box and master carton , 1pc per carto","Payment Terms":"T\/T","Supply Ability":"1000","Language":"English","Testing spot diameter":"32mm","Error of repeatability measurement":"\u22642%","Built-in battery capacity":"3500mAh","Light source color temperature":"2856\u00b150K (Standard Illuminant A)","Ambient humidity":"\uff1c98%, No Frost","Data storage space":"8GB","Instrument size":"220mm \u00d7 250mm \u00d7 80mm (L\u00d7H\u00d7W)"}}