[Triple-Screen Portable Monitor] GWSGUT 18.5-inch Laptop Screen Extender effortlessly expands your laptop's display to a Quad-Screen setup. Unlike traditional solutions, this portable monitor significantly enhances multitasking efficiency with three synchronized or independently operable screens. Fits 10 -17.3 Laptops. [One-Cable Universal Connectivity] Connect to any laptop or desktop with a single cable for instant quad-screen expansion, compatible with Win10/11, macOS. It supports various connection types, including USB-A, USB-C, and HDMI. [Simple & Flexible Setup] Featuring a built-in adjustable stand and VESA (75x75mm) mount compatibility, this monitor offers multiple setup options to fit any workspace. When not in use, it folds neatly into a single-screen form for compact storage and effortless portability. [Premium CNC Aluminum Unibody]: Built to last with precision CNC-machined aluminum alloy, this monitor combines rugged durability with a sleek, minimalist aesthetic. Its solid all-metal unibody construction ensures reliability on the go and a premium look on any desk. [Exceptional Visual Performance] Experience the superior clarity of an FHD 1080P IPS LCD display with a smooth 60Hz refresh rate. Featuring a 120% sRGB color gamut and a 1500:1 contrast ratio, it delivers vibrant, true-to-life visuals.