1. 【3 Light Modes & Adjustable Brightness】This desk lamp has a touch switch that allows you to freely switch between 3 light modes: white light, warm light, and warm white light. These 3 light colors are suitable for different occasions. 2. 【Pen Holder and Mobile Phone Holder】The base of the cordless desk lamp is a large-capacity pen holder that can hold various office supplies, and it has a mobile phone holder that provides convenience for watching videos and makes it easier for you to participate in online courses. 3. 【360° Rotation Angle】The LED desk lamp has a flexible 360° rotatable gooseneck design, with a flexible arm, the lampshade and tube can be rotated, you can adjust the height and angle as needed. Makes light distribution more even. 4. 【4000MAH Environmentally Friendly Rechargeable Battery】The eye protection ring desk lamp has a 4000mAh rechargeable lithium-ion battery that can be fully charged in just 6 hours and can be used for up to 4 hours - 36 hours. 5. 【Energy Saving and Eye Protection】With modern LED technology, the desk lamp creates a warm atmosphere and soft light so you can do what you want longer and protect your eyes, as well as be used as an LED desk lamp. Delivery quantity: 1 piece