Feature:

1. Effective Blocking: Effectively blocks 99% of harmful rays and reduces 45% of high-energy visible blue light (420nm-460nm), helping to alleviate eye strain caused by prolonged screen exposure.
2. Premium Structure: Made with smooth acrylic material, this computer screen protector resists dust, fingerprints, and scratches, making it great for workers, game players, and programmers.
3. Convenient Hanging Installation: Easy to install, simply peel off the protective film on both sides and hang it on your monitor screen without any complicated steps or tools required.
4. Included Testing Accessory: A complimentary light tester tool is included, allowing you to verify the protective effectiveness of this screen filter for added peace of mind.
5. Universal and Clear: Designed to fit most 23-inch 16:9 widescreen LED monitors, this universal screen protector provides clear visibility while safeguarding your eyes from harmful light.

Specification:

Item Type: Computer Blue Light Screen Protector
Material: Acrylic (clear and smooth exterior)
Tester Battery: 140mAh (built-in)
Compatible Size: Universal 23-inch Monitor 16:9
Product Size: 524x306mm / 20.63x12.05in

Package List:

1 x Blue Light Screen Protector
1 x Cleaning Cloth
1 x Tester
1 x Test Board
1 x Test Card
2 x Adhesive Strips

Note: