What is Blue Light? Blue light is a color in the visible light spectrum that can be seen by human eyes. Blue light is a short wavelength, which means it produces higher amounts of energy. How does blue light impact you? Studies show that exposure to blue light can cause eyestrain, fatigue, headaches, and sleeplessness. Where is blue light? Blue light is everywhere in our world. It used to be that the only source of blue light was from the sun. Now we have brought blue light inside by way of digital screens (found on TVs, Smartphones, computers, laptops, tablets and gaming systems), electronic devices, LED and fluorescent lighting. Why You Need The Anti-Blue Light Screen Protector? [6 Layer Protection of product] 1.Anti Blue Light Screen Protector 2.Anti Glare Screen protector 3.UV400 protection Screen Protector 4.Relieve the Fatigue of Eyes Screen Protector 5.Anti-Scratch Screen Protector 6.Anti-Static screen protector Compatible Models: - 2012-2015 MacBook Air 13 inch Model A1369 A1466 Package Included: - 1 x Anti-Blue Light Screen Protector - 1 x Microfiber Cloth - 1 x Wet Cleaner - 1 x Dust Remover sticker How To Apply: 1.Check the filter dimension & cutout is suitable for your screen 2.Clean your laptop screen with the microfiber cloth thoroughly 3.Remove the fine dust with dust removal sticker 4.Peel off 2-inch length of Tab 1 gently before applying to the screen 5.Align the filter from the top, slowly peel off Tab 1 and squeeze the bubbles out with card 6.Peel off Tab 2 when finished
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