Feature: 1. 3 COLOR DIMMING: Equipped with a sensitive touch sensor. Flick the raised touch switch for instant dimming. White light, warm light, nature light (any switch), long press to adjust the brightness infinitely. 2. CORDLESS DESIGN: LED cordless desk lamp is cordless design, easy to move and can also be used outdoors. Small size, won't take up too much space. 3. USB CHARGING: Rechargeable LED table lamp charges via USB cable, including laptop, computer, power bank, wall outlet or power strip. 4. ALUMINUM ALLOY: Dimming table lamp is made of aluminum alloy, which is sturdy and oxidation resistant. LED light source is also added on the top, which helps to improve the lighting. 5. APPLICABLE SCENARIO: Cordless desk lamp is suitable for bedroom, study room, office, game table, living room, dining room, bar, cafe, restaurant, hotel room, camping and so on. Specification: Item Type: Cordless Table Lamp Material: Aluminum Alloy Product Size: Height: Approx. 31cm / 12.2in, Diameter: Approx. 8cm / 3.1in Built In Battery: 18650 Lithium Battery 1800mAh (Included) Light Source: White Light, Warm Light, Nature Light Charging Method: USB Type, C Control: Touch Control Gross Weight: 383g/13.5oz. Package List: 1 x Cordless Table Lamp1 x Instruction Manual1 x USB Cable Note: Please allow some error due to manual measurement.