Neck-Hanging Light Book Light USB Rechargeable LED Neck Light 3-Stage Adjustable Color: Black Features: Energy Saving, Rechargeable, Dimmable Light Source Type: LED Power Source: Battery Powered (USB Charging) 【Useful in Various Scenes】Neck book light made of high-quality silicone rubber. You can use your hands freely even when hanging it around your neck. Perfect for reading books, night jogging, and DIY work. 【USB Rechargeable】Equipped with a 1000mAh large-capacity battery, the neck book light is rechargeable and long-lasting, providing up to 80 hours of wireless reading time. 【3 Brightness Modes】3 convenient color temperature modes: Yellow (3000K), Warm White (4000K), Cool White (6000K). Each head has an independent switch, and you can dim the brightness level in 3 stages. Most LED neck reading lights have adjustable brightness settings, allowing you to customize the light to your personal preference and the lighting conditions of the environment. This makes it easier to read for long periods of time without straining your eyes. 【Ergonomic Design】The LED neck reading light adopts an ergonomic design, allowing you to hang it around your neck and get the most comfortable angle, with a flicker-free blue light filter design to protect your eyesight. 【Easy to Carry】The LED neck reading light is small and lightweight, so you can easily carry it anywhere. Perfect for travel, camping, and reading in bed, and it won't disturb your partner. 【Wide Range of Uses】The neck reading light is lightweight and easy to carry, suitable for use in bedrooms, dorms, schools, and other indoor and outdoor settings, and can be used for reading, repairs, night jogging, knitting, etc. Accessories: Neck light body + USB charging cable English instruction manual is included. ※Due to imported goods, there may be small stains on the packaging or the main body due to transportation.