dual core e ink e reader

{"cid":"91223638","title":"3nh CR8 Precision Spectrophotometer Lab Color Measuring Instrument for Plastic Ink Paint Mixing for Test Equipment","imgUrl":"https:\/\/img.chinax.com\/nimg\/99\/b9\/56abcef023414a24be467b7da9e5-200x200-1.jpg","attrs":{"Brand Name":"3nh","warranty":"1 Year","customized support":"OEM, ODM","Place of Origin":"Guangdong, China","power":"\/","Accuracy":"0.01","Voltage":"100-240v","Type":"Testing machine","Application":"auto testing","Protection Class":"\/","Optical Geometry":"D\/8","Light Source":"LED","Color Space":"CIE LAB,XYZ,Yxy,LCh,CIE LUV,Musell,s-RGB,HunterLab,DIN Lab99,etc","Wavelength Range":"400-700nm","Measured Reflectance Range":"0-200%","Repeatability":"delta E*ab <0.04","Aperture":"8\/4mm"}}