![]() The rechargeable battery’s life is lower than others we’ve tried and will last about eight hours. There are then four brightness settings-50 percent amber, 50 percent warm white, 100 percent amber, or 100 percent warm white-and the amber setting is particularly good for reading in bed because it's gentle on the eyes and blocks 99.95 percent of blue light. The Dewenwils clip-on reading light has two LEDs that offer two temperatures-amber at 1,800K, and white at 3,000K. ![]() ![]() Style/Design: Neck | Power Source: Rechargeable battery | Battery Life: Up to 3 days | Brightness Options: 3 | Color Temperatures: 3 Our review model wouldn’t work with any other USB-C line. This battery is rechargeable but note that it will only charge with the cable that comes in the box. This dropped to seven hours when both lights were set to the cool white setting, or precise working mode. Instead of revealing the exact brightness of these settings, Glocusent describes them as being bright enough for “general reading,” “brighter reading,” and “precise working.” The brighter the setting, the shorter the battery life, and when we tested this light at home, it took more than three days for the battery to die when using a single light in yellow, general reading mode. You can angle each beam of light at 90-degrees and a single light covers both pages of a standard book. Each LED is controlled separately and there are multiple combinations of brightness and temperatures to choose from. Each end of the curve contains an LED light with three color temperatures-yellow (3,000K), warm white (4,000K) and cool white (6,000K)-and three brightness settings. ![]() As its name suggests, you wear this light around your neck and adjust its angle and curve using the flexible ergonomic design. The Glocusent Neck Reading Light could have topped a number of the categories in our hunt for the best book light because it’s versatile, customizable, and friendly on the eyes. Whether you’re at home or on the go, here are the best book lights for reading and crafting.Ĭan only be charged by Glocusent USB-C cables We also considered the book lights' overall designs, including their size and weight, as well as any standout features that make them suitable for particular people or circumstances. For each product, we assessed the range of temperature and brightness controls, how well it illuminates the pages of books, and the expected battery life. To compile these top book lights, we considered models we’ve personally used before and supplemented these findings with additional research to select various clip-on, wearable, and bedside options. "Firstly, brighter light on the page generally increases contrast and a lot of people find increasing contrast to be helpful. Secondly, bright light causes the pupils of the eye to constrict or get smaller." This constriction may "increase the clarity and the sharpness of objects" for some people, according to Dr. "Book lights do two things that are potentially helpful," says Sunir Garg, MD, clinical spokesperson for the American Academy of Ophthalmology and professor of ophthalmology at Wills Eye Hospital. Whether you love reading in bed, or hiding away in a cozy little reading nook to consume your latest novella, the best book lights will let you carry on reading your page-turner at any time of day or night. The Spruce Home Improvement Review Board. ![]()
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