1、3 COLOR TEMPERATURE: LED table lamp contains 3 light sources(white light, warm light, natural light) energy saving lamp beads as light source. Soft warm white light protects the eyes at night, with a maximum brightness of 150 luminous flux. Three color temperature settings can be selected with a light touch of the metal sensor, and stepless dimming can also be achieved with a long touch 2、BATTERY POWERED: The USB desk lamp has a built in 2000mAh rechargeable lithium battery, which can last up to 10‑15 hours on a full charge 3、LARGER AREA LIGHTING: A rounded acrylic shade is added to the upper surface of the lamp to ensure that a larger area can be illuminated 4、PORTABLE DESIGN: USB desk light adopts cordless design and can move the desk lamp according to needs, which is easy to store and effectively keep the desktop cleaner and not messy 5、USB C CHARGING PORT: The LED table lamp has a Type C charging port, which is perfectly compatible with other smart mobile device charging cables 1 x Table Lamp1 x USB Cable Item Type: Rechargeable LED Table LampProduct Size: HxDia: Approx. 31 x 11cm / 12.2 x 4.3inBuilt In Battery: 18650 Lithium battery 2000mAhLight Source: White, warm and natural lightMaterial: Wrought ironCharging Mode: USB Type CControl: Bottom switch and top touchWeight: 485 g / 17.1 oz(approx.) Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.