【10 Brightness Eye-Caring & 3 Color Temperature】: Long arm lamp provides Dimming Design (from 3200K to 6500K). Its light is very uniform, can prevent blue light damage to the eyes. This lamp is suitable for all ages, no matter the children or grandparents, easily protect your family's eyes | 【Memory Function & Many Scenes】: The LED desk lamp has memory function, it will restore your last setting when you use next time. Suitable for office, workbench, reading room, painting, study, bedside table lighting, nail salon | 【Foldable Lamp Arm & Clamp Design】: Space-Saving with a versatile three-axis design, provide more larger lighting area. Allows you to fix it in different directions. Easy to install. Extra wide metal clamp comes with silicone pads, supports up to 2 inches table top | 【LED Light Bead & USB Powered】: With 80 LED Light Beads ,USB powered is easy to fit any available USB port to power the lamp Adapter include. LED is a green light source, cold light source that has low heat and can be touched safely. The voltage of the included adapter is 5V/2A. The length of the power cord is 59 inch | 【What will you get】: 1x swing arm folding desk lamp (Material: Aluminum Alloy), 1x Metal Clamp, 1x FCC Power Adapter(5V/2A), 1x User Manual. Please Note: Only Match with the adapter of 5V / 2A, otherwise it will cause damage the button controller to short-circuit.