Professional Anti-Blue Light Test Detection Card Blue Light Generator Card Glass

Product Features: - Detects and measures the amount of blue light emitted from electronic devices such as smartphones, tablets, and computers. - Helps you to assess your exposure to blue light and make informed decisions about how to reduce it. - Made with high-quality materials that are durable and long-lasting. - Comes with a carrying case for easy storage and transport. - Easy to use: simply hold the card up to the screen of your device and read the results. Benefits: - Protect your eyes from the harmful effects of blue light. - Reduce eye strain, fatigue, and headaches. - Improve your sleep quality. - Boost your overall health and well-being. Key Usage Points: - Easy to install - Durable - Color options - Portable - Lightweight Detailed Specifications: - Dimensions: 5.5" x 3.5" - Weight: 0.5 ounces - Material: Plastic - Colors: Black, white, blue, green, red Additional Features: - Blue light generator: This card can also be used to generate blue light, which can be helpful for testing the effectiveness of blue light-blocking glasses or filters. - Comes with a detailed instruction manual. User Concerns and Desires: - Concerned about the harmful effects of blue light. - Wants to reduce eye strain, fatigue, and headaches. - Wants to improve their sleep quality. - Wants to boost their overall health and well-being. Links: -

The impact of blue light on the human circadian system -

Blue light and your eyes -

Blue light and sleep