300nit portable second screen for macbook

{"cid":"91224021","title":"4K 3840 X 2160 Portable Lcd Screen 300nit Portable Second Screen For Macbook","imgUrl":"https:\/\/img.chinax.com\/nimg\/64\/3d\/25e53d4b523c055c2fd1adbb1a2b-200x200-1.jpg","attrs":{"Price":"Prices are set based on design and quantity.","Brand Name":"ORIENTRONIC","Minimum Order Quantity":"First purchase, no purchase quantity limit.","Delivery Time":"4~6 Working Days","Place of Origin":"China","Packaging Details":"Prices are set based on design and quantity.","Payment Terms":"L\/C, T\/T, D\/A, D\/P, Western Union, Paypal","Supply Ability":"200K Sets \/ Month","Overall Dimensions":"15.6 inches (compact professional form factor)","Casing Material":"Plastic (lightweight, impact-resistant build)","Aspect Ratio":"16:9 (standard widescreen compatibility)","Maximum Resolution":"3840\u00d72160 (4K UHD clarity for professional workflows)","Refresh Frequency":"60Hz (stable visual performance)","Chromatic Coverage":"100% sRGB (vivid color reproduction)","Luminance":"300 nits (daylight-visible clarity)","Touchscreen Capability":"Non-touch (simplified maintenance)","Finish Color":"Matte Black (sleek, professional aesthetic)","Interface Ports":"Mini-HDMI, USB-C (universal connectivity)","Panel Construction":"IPS (In-Plane Switching) technology (wide viewing angles)","Integrated Sound System":"Built-in speakers for basic audio output","Certification":"SICC"}}