3 Colors Adjustable BrightnessEs gibt drei Modi: warmes Licht, warmweies Licht und weies Licht, die schrittweise von 100 % auf 10 % Helligkeit je nach Bedarf eingestellt werden knnen. Rechargeable the environmentBuilt-in 1800mAh battery, when the battery is fully charged, 100% brightness can only be used for 8-80 hours, with a charging interface, save the cost of purchasing batteries and reduce the production of waste batteries, which makes it more environmentally friendly. Comfortable and Adjustable ArmThe ergonomic neck support can be adjusted to any angle to fix it on the neck, so that it does not move freely and holds your neck comfortably. It can also be set as a desk lamp. The form is used and it can be used on the desktop. It is also ideal for reading, knitting, camping, handmade, and can be completely hands-free when doing anything. Eye Caring Not Disturb OthersChildren and toddlers adults no longer have eye strain, It is bright enough for the area you have positioned and will not disturb your sleeping partner. Adjusting the brightness can reduce the range of light without affecting your reading or sleeping partner. It can be given as a gift to your boyfriends or children, so they can have a different LED necklace reading light Best Gift and Satisfaction GuaranteeIf you receive the goods and find that the light brightness is not enough, please charge it in time. Scope of delivery: 1 x Neck Reader, 1 x Type-C Cable, 1 x User Manual.