Lamps Features: Specification: -Item Type: 7W USB Clamp Lamp -Material: Aluminum Alloy -Color: White -Cool White: 6500K, Warm White: 3000K, neutral light : 4500K -arm length: 40cm -cable length: 150cm -voltage: DC 5V -switching mode: button The package contains: 1x USB clamp lamp 3 lighting modes The desk lamp has 3 color temperatures: warm light (3000 K), warm white light (4500 K) and white light (6500 K). You can always get the most suitable light color for different uses. Ring design and eye protection Ring design, bigger light emitting area, better heat dissipation. 7W clamp lamp is made of high quality LED chips and there is no need to change the lamp. The luminaire head is covered with a milky white diffuser, which offers an even light output without glare, flickering and glare. The eyes are not tired even if they stay in the light for a long time. High-quality materials and the sturdy metal bracket The LED reading lamp is made of a high-quality aluminum alloy (NO cheap plastics) for better heat dissipation and it doesn't get hot while working. The robust metal clip with non-slip pads can be opened up to 5 cm and is perfect for music stands, pianos, tables, computer tables and headboards. Flexible gooseneck and power supply via USB More flexible Gooseneck made of first-class aluminum alloy, with which you can easily adjust the clamp light and direct the light where you need it. Note: We send according to the color of the first picture and the quantity of the title. If the title is not written, follow the content in the description.