retroreflector meter with dc 8 4v charger

{"cid":"91200138","title":"Color temperature 2856\u00b150K Standard A Light Source Retroreflector Meter featuring RL measuring range 0-4000mcd M\u00b2lx and DC 8.4V Charger for light reflection measurement","imgUrl":"https:\/\/img.chinax.com\/nimg\/ec\/20\/354cde4c0c71a11386c8d318efc9-200x200-1.jpg","attrs":{"Price":"3000-3500","Brand Name":"STP","Model Number":"STP-MR","Minimum Order Quantity":"1","Delivery Time":"7 days","Place of Origin":"CHINA","Certification":"CCC","Packaging Details":"inner box and master carton , 1pc per carton","Payment Terms":"T\/T","Supply Ability":"1000","Charger":"DC 8.4V","Ambient temperature:":"-15\u2103~+60\u2103","Working Time":"\uff1e72h","Repeatability measurement error":"\u22643%","The complementary angle":"1.24\u00b0","Overall volume":"700mm X 135mm X 115mm","Viewing angle":"1.05\u00b0","Data storage space":"16G\uff08More Than 200000 Test Data\uff09"}}