gemological refractometer gemstone testing instrument

{"title":"CZ Gem Testing Instruments Refractometer With Testing Range 1.35-1.85","imgUrl":"https:\/\/img.ismap.com\/nimg\/7f\/09\/094172c2658af19d3f28b7012a04-200x200-1.jpg","attrs":{"Price":"negotiation","Brand Name":"Fable","Model Number":"FGR-003","Minimum Order Quantity":"1 set","Delivery Time":"7 days after payment","Place of Origin":"Shenzhen, China","Payment Terms":"T\/T, Western Union or Paypal","Supply Ability":"500 pcs per month","Packaging Details":"One set in a color box, 10 sets in a carton","Certification":"","Product Name":"Gem Refractometer","Application":"Gemology and Jewelry Industrial","Testing Rang":"1.35-1.85","Accuracy":"0.003","Testing Table":"CZ","With RI liquid":"Yes","With built- in Light":"Yes","Light":"Monochromatic LED Light","Power":"DC3V adaptor or 2AAA batteries"}}