?Windows 10 Pro & 1080P IPS Screen?- Loaded with Windows 10 Pro system and equipped with Intel Celeron J4125 Quad Core processor at 1.8GHz (can up to 2.5 GHz). This fanless is super quiet laptop computer runs smoothly and has super-fast processing speed, making it easy to deal with all kinds of office software without getting stuck. The 1920*1080 IPS high-resolution screen ensures high-quality clear picture quality, making every picture real and vivid, Support 4K video playback. ?15.6-Inch Screen & Longer Runtime?- Equipped with a large 15.6 inch full HD display, and equipped with 8GB RAM DDR4, 256GB SSD notebook computer, 7 seconds boot speed. Storage capacity can be expanded through TF card, you can check the working documents or watch a movie at ease without hurting your eyesight. Dual 3.8V 4500mAh large-capacity battery. Up to 8 hours of battery life, this ultra-thin laptop will provide a longer running time for you while working or traveling outside. ?Sleek Ergonomic Design & Energy Saving?-The ultra-thin minimalist Silver body design and large screen full HD display, dual speakers and chocolate keyboard, smooth touchpad, this 15.6-inch Windows laptop ideal for watching videos, When you are not next to your Windows 10 laptop for a long time, the screen will automatically enter sleep mode to save energy. Emailing, word processing and Media streaming is the best portable laptop for travel. ?Lightweight & Portable?- Weight only 3.4 lb, this thin laptop is lightweight and easy to carry around. It can be put in your backpack or satchel easily while going for a business trip or starting your study tour. Definitely a must-have for your daily life, study, or work. ?Multiple Functional Ports?- Considering your truly needs, Coolby’s professional ultra-slim laptop is designed with many functional ports, including 2 x USB 3.0 ports, 1 x HDMI MINI port, 1 x DC, 1 x earphone interface, 1 x TF. The humane design will help you deal with a business case or study better.