4 Pack 28 LED Music Stand Lights, Eye Caring Clip-on Piano Light, Blue Light Blocking, USB-C Rechargeable, 4 Color x 3 Brightness, Ideal for Musician, Piano, Sheet Music, Orchestra, Guitar

[4 Light Colors x 3 Brightness Adjustable] This light features 28 advanced LED beads, providing sufficient brightness to illuminate 2-3 pages of sheet music.
It offers 4 color temperatures: white (6500K), warm (3000K), amber (1600K), and mixed (4200K). Each color mode has 3 brightness levels: Low, Medium, and High. Long press the switch to change the light color; quick press to adjust the brightness. [Blue Light Blocking] The amber mode (1600K) helps reduce blue light. It delivers flicker-free, gentle illumination for comfortable music practice or reading. [USB-C Rechargeable] The reversible USB-C port allows for easy connection. The built-in 1850mAh rechargeable Li-ion battery supports 6 to 80 hours of operation, depending on the selected brightness level. Press the button on the side of the clip to check the remaining power via the 4 indicator lights. Recharging is simple using the included USB-C cable. [Portable & Versatile Use] It is lightweight at 5.8 oz. The 360° flexible gooseneck makes it easy to pack in a carry bag. The flat switch design helps prevent accidental activation and preserves battery life. The double-padded large clip ensures a stable attachment to music stands, headboards, pianos, desks, tables, and similar surfaces. [Clip-on & Stand-alone Design] The clamp opens to approximately 2.36 inches (60mm), enabling it to securely clip onto a music stand or stand freely on a desk.

[Packing List] 4x Music Stand Light, 4x USB-C cable, 1x User Manual.
Note: An adapter is not included