Coco with Special Made In UV Working from Home Blue, Case, Japan, Protection, Concentration,

---------------------------------------------------------------------- 【Voltage Compatibility】 When using electrical appliances, please note that they are designed for Japanese voltage specifications (90-110V), so if you use them with a different voltage, it may cause a malfunction. 【Plug Type】 Our products use Japanese plug types (A or B type). Please use a conversion adapter if necessary. 【Important Note on Transformers and Adapters】 A transformer adjusts voltage to match your device’s requirements. A conversion adapter only changes the plug shape and does not adjust voltage. Using only a conversion adapter without a transformer may result in damage to the product. 【Liability】 We are not responsible for malfunctions or damages caused by improper use, such as operating the product without a transformer. ---------------------------------------------------------------------- For PC games (speed tests confirmed that only the blue one had a faster response speed), when you want to concentrate on studying, or when working on a computer, Lens material: Plastic Frame material: Nylon Lens size: 55mm wide x 45mm high Temple length: 130mm, inner dimension: 140mm Weight: 38g Blue sharpens the mind. Shinsa Blue (over-glasses type) It's light and comfortable to wear, so you can switch up your mood at any time. Blue light has the effect of increasing concentration and alertness. Shinsa Blue Free is lightweight and comfortable to wear, making it suitable for any occasion. We are always here to help you improve your performance. The effects of blue light: Increased concentration and alertness The shape follows the curves of the face, so it fits comfortably, and the nose pads are made of TPR material (synthetic rubber). It reduces pressure on the face and prevents marks on the nose. Easily use the "concentration switch" in a variety of situations! Perfect for PC games (speed tests confirm that only Blue has the advantage of a faster reaction time), when you want to concentrate on studying, when working on a computer, during important presentations, and for athletes who want to concentrate at the most critical moments. A reaction speed test confirms that only Blue has the advantage of a faster reaction time. By wearing it, you can expect to create a space that is just for you, where you can wake up and concentrate.