Stepless white gradation and 3 color modes: 9 LEDs * 3 colors * brightness adjustment. Press the button to select 3 different color modes: warm white (5 warm LEDs), cool white (4 white LEDs) and mixed color (all 9 LEDs on). And long press to adjust the high and low brightness of each color mode (100%-20%), there is always a suitable brightness for you to meet your reading and working needs. Soft LED Light Protects Your Eyes: The reading lamp uses a non-glare, non-flickering LED light source for maximum eye protection while reading. Bring you great convenience and prevent eye fatigue. USB Rechargeable Battery with Indicator: The LED reading light has a built-in 1000mAh high-performance rechargeable battery, which lasts for 5-7 hours at high brightness and 60 hours in low light. You can recharge it at any time with the included USB cable. There are 4 indicators on the terminal to help you determine the current battery status. 360 Flexible Neck & Sturdy Clip: The 360 flexible silicone gooseneck allows you to Adjust the light to any angle you need, giving you 360 omnidirectional illumination. The dual purpose clip can be used alone or attached to books, desks, computers and beds. Non-slip pads on each side of the clip hold items securely, saving you from constant adjustments. Portable and Widely Used: The LED reading light weighs only about 64g. It is small, very compact, foldable and very easy to transport. Whether you're camping or traveling, it's the perfect companion for your nighttime use.