Characteristics: New design of the lighting structure, flat panel backlight, precise design angle, the light is only in the reading position, especially suitable for reading in bed, does not affect the rest of the others, the original light barrier design ensures that the remaining light on the pages is no longer missing. More scientific optical angle design, the light wavelength is close to natural light, the white is slightly yellowish, the lighting environment is more warm, suitable for long-term reading without causing eye strain; the brightness can be adjusted, the initial brightness is suitable for reading, and the design is very high. Bright Zone is suitable for illuminating close-ups when students are walking around at night. Lighter design, only 105 grams in weight , smaller size, easy page turning, easy to carry around campus, park, garden, dark places to read and study, and can be used as a bookmark. Greater energy saving, longer use time, specially customized low-power ultra-brightness, low-voltage LEDs, low power consumption, use only 3 AAA batteries (#7), sustainable use for more than 50 hours , for South Fu or Duracell High Energy Alkaline battery can be used for one month. More wear-resistant, anti-scratch, detachable, unique light barrier designed to prevent scratching of panels. Developed and improved ultra-thin plexiglass panel, domestically adopted exclusive mold technology, effectively preventing the old font from deforming, shrinking, surface shrinkage, halo, etc. The specially designed grip ring can be easily worn outdoors while carrying your favorite mobile phone cord. technical data : Material: ABS Black color Package List: 1 x Light wedge