1. Lighting colors and modes: 3 colors (Amber 3000K, Mixed 4000K, and White 6000K) with stepless dimming. Long press to adjust brightness, featuring color rendering to reproduce true colors. Choose different color and brightness combinations to suit various locations and environments. 2. Convenient charging for extended use: This neck reading light has a builtin 1800mAh capacity lithium battery, offering up to 10 hours of battery life (depending on brightness usage). It can be used without fear of power outages, accompanying you through reading, work, and leisure. Includes a TypeC charging cable for easy charging anytime. 3. Ergonomic design: Made of ABS and silicone, the neck light features a smooth, flexible silicone arm that bends and adjusts to any shape for comfort. Lightweight and smooth to wear, it protects your neck and is an ideal lighting tool. 4. Widescreen rotatable lamp head: The rectangular lamp head rotates , allowing adjustment into a table lamp shape. Flicker and glare, it gently cares for your eyes, reducing fatigue and is a companion for life and work.