100HZ & FREESYNC: UPERFECT 18.5’’ portable monitor owns 100hz high refresh rate and FreeSync, which made fluent gaming experience. A fast speed of 100Hz allows you to see the next frame quickly and makes image to appear smoothly. The gamers can response rapidly to opponents and aim at target easily using this large portable monitor. FreeSync technology can also virtually eliminates screen tearing and stuttering. HIGH IMAGE QUALITY: UPERFECT freestanding portable monitor not only owns 18.5 inch bigger screen, but also has 350cd/m² brightness, 100% sRGB and 72% NTSC. Which can deliver you clear, bright, crisp image, see detail and colorful picture. WIDE COMPATIBILITIES: Equipped with a mini HDMI port and 2 USB C 3.1 ports, you could connect to laptop, PC, Phone. Which could really boost your work productivity and joy of game. This UPERFECT portable computer monitor is suitable for most laptops such as Sur-face,, Leno-vo and so on. VESA & KICKSTAND INTEGRATED: UPERFECT travel monitor features the slimmest 18.5-inch USB C monitor and 0.2-inch slim. The VESA and 180° adjustable kickstand integrated design make this portable laptop monitor super convenient to become the ideal travel companion for laptops and phones as second screen to improve your work efficiency and simplicity. INNOVATIVE 18.5 INCH BIG PORTABLE SCREEN: To meet your expanding needs of working remotely, our engineers and producers made this 18.5 inch portable screen. Made of high classic Allumium Alloy material making UPERFECT 18.5’’ monitor a durable product. Specifications: Color: Black Panel Type: 17.3”IPS Screen Aspect Ratio: 16:9 Resolution: 1920*1080 Visual Angle: 178° Contrast Ratio: 800:1 Brightness: 220 cd/m2 Color Gamut: sRGB 100% Bulit-in Speakers: Dual 2W Refresh Rate: 60Hz Input Interface: Mini HD *1, Full Function Type-C *2 Output Interface: 3.5mm Headphone Jack *1, Micro USB *1 Support Single Type-C Cable For Display & Power Device Model Phone Models: Samsung: S8, S8+, S9, S9+, S10, S10+, S10e, Note 8, Note 9 Hua - Wei: P40/P30/20/10/9 Series, Mate40/30/20/10/9 Series, Hornor - Note 10 SONY: XPERIA 1(J9110)/5/XZ3 One - Plus: 7/7 Pro Other: NOKIA 9 Pure - View, LG G5, HTC U Ultra, Razer Phone Laptop Models: Apple: Mac - Book 12”, Mackbook/Pro 2016/2017/2018, Macbook Air 2018, i - Pad Pro 2018 Hua - Wei: Mate - Book D/X/X Pro/E/13, Magic - Book AUSU: Zen - Book, U4100UN, U5100UQ, ROG Series HP: OMEN Series, ELite - Book 1050 G1/Folio G1 Dell: G3/G5/G7 Series, Inspiron 5000/7000 Series, XPS13/XPS15 Lenovo: LEGION Y7000/Y7000P/Y9000K, YOGA6 PRO, Think - Pad X1 Carbon, Yoga MIUI: Air 12.5”/13.3”, Pro 15.6”, MI Game Note - Book Google: Chrome - Book Pixels Razer: Blade Stealth Microsoft: Surface Book 2 NOTE: 1. Please make sure your phone Type-c port support audio and video signal transmission(USB 3.1 ), If not or It's Lightning and Micro USB port, you need a HD adapter for signal transmission. 2. Please make sure your laptop Type-c port support audio and video signal transmission(Thunderbolt3 ), If it is just for charging, please connect monitor via Mini HD for signal transmission. 3. Monitor need above 5V/3A stable power to keep over 80% brightness and volume display, so highly suggest to connect to external power supply with our power adapter for the best visual experience, otherwise it maybe enter energy conservation mode(Flicker/30% brightness) or even standby mode(NO Signal) automatically