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PREMIUM LAPTOP ANTI-BLUE LIGHT FILTER — Block 90% of harmful blue light emissions from your laptop screen which can cause insomnia, eye strain, headaches, dry eyes and blurry vision.
DEVELOPED BY MEDICAL PROFESSIONALS — Developed by Swiss medical professionals, our technology will protect your eyes and help you sleep better.
质量非常好,我为我的笔记本电脑买了这个,我非常满意,在我居住的深圳送货非常快。MariaV