Dimmable: You can switch this LED reading lamp with 3 color temperatures (3000K 4500K 6000K). The gooseneck lamp can meet your need for any kind of brightness. You can press the touch button to switch the color temperature and long press to adjust the brightness. Strong heat dissipation: The reading lamp uses a high-quality aluminum base to dissipate heat quickly, making the wick of the reading lamp permanently stable and ensures a long service life. Stable installation : With a 2 meter long USB cable, the bedside lamp can be nailed to the wall regardless of the distance between the desk lamp and the socket at the table or headboard. Wide Application: This dimmable bedside lamp with chrome iron tube can be rotated 360 degrees and bent, making it perfect as a reading lamp, bedside lamp, bedside lamp, etc. Energy saving: With a power of 3 W and a luminous flux of 220 lm, this LED reading lamp offers energy savings of up to 90%. Technical data: Material: aluminum base, aluminum lamp holder, iron alloy hose 3 color temperature: 3000K, 6500K, 4500K Power: 3W Voltage: DC 5V input Adapter input : AC100-240V Output: DC5V 1A Size: base 65 * 28mm, hose 8 * 300mm, lamp holder: 31 * 57mm, USB cable length: 2M INCLUDED: 1 x reading lamp; Warm Tips: