BestDealUSA New Clip-on Guitar Tuner For Electronic Digital Chromatic Bass Violin Ukulele Small and exquisite appearance, it is convenient to carry. Super bright backlight, LCD display, it can provide excellent visibility. 360 degree rotatable clip, it can adjust at your suitable angle, simple and practical. Matched with 3V CR2032 lithium battery, it is convenient to use. With a clip, it is easy to fix on the instrument.