Feature: 1. Universal Compatibility: Compatible with various brands of computers and designed for 16:9 aspect ratio screens, please confirm your screen's width and height before purchasing to ensure the perfect fit, rather than solely relying on the diagonal size. 2. Micro Louver Technology: Utilizing micro louver technology, this computer screen protector allows users within a 30 degree angle on either side of the screen to see content clearly while darkening the view for others, enhancing information and security. 3. Advanced Anti Glare: Not only safeguarding your information and data from prying eyes, this computer screen light filter film also reduces 70% of harmful blue lights, prevents glare and reflections, and maintains high definition clarity for comfortable viewing. 4. 9H Hardness and Oil Resistant: Featuring a 9H hardness level, this laptop screen protector provides a physical barrier for your screen, while the oleophobic coating effectively repels oil and resists fingerprint smudges, keeping your screen clean and clear. 5. Easy Installation: Includes comprehensive installation instruction and adhesive strips for easy and secure attachment to your screen, ensuring long lasting use without easy detachment. Specification: Item Type: Computer Screen Protector Material: PET. Package List: 1 x Computer Screen Protector 2 x Adhesive Strips 12 x Stickers 1 x Cleaning Cloth