The tuner is great for beginners and professionals. It is fast・ accurate・ automatic and easy to operate. You would never play out of tune anymore with this tuner.<br /><br /><strong style="line-height: 20.8px;">Features:<br style="line-height: 20.8px;" />Clip-on design and support for 360&deg;swivel rotation.<br style="line-height: 20.8px;" />Helps you to find the accurate tuning of your instrument.<br style="line-height: 20.8px;" />Comes with LCD screen・ the string NO. and note name will be showed on the screen together when tuning.<br />The automatic shut-off function if no operation for about 3 minutes ensures that your battery works longer.<br style="line-height: 20.8px;" />Multi-instrument tuner・ great for electric・ acoustic bass・ guitars・ violin・ ukulele.<br /><br />Specifications:<br />Tuning Mode: Auto<br />Tuning Items: Chromatic・ Guitar・ Bass・ Violin・ Ukulele<br />A4 frequency: 440HZ<br />Tuning Range: A0(27.5Hz) - C8 (4186.0Hz)<br />Power Supply: 1 * CR2032 cell button (not included)<br />Item Size: 4.4 * 3.5 * 3.5cm / 1.7 * 1.4 * 1.4in<br />Item Weight: 25g / 0.9oz<br />Package Size: 9.0 * 3.9 * 4.0cm / 3.5 * 1.5 * 1.6in<br />Package Weight: 33g / 1.2oz<br /><br />Package List:<br />1 * Mini Tuner<br />1 * User&#39;s Manual(Chinese &amp; English)<br /><br />Note:<br />Battery is not included.<br><img src="//img.tomtop.com/product/xy/2000/2000/p/gu1/I/W/I1572W/I1572W-1-1309-8MtQ.jpg" /><br>$$<img src="//img.tomtop.com/product/xy/2000/2000/p/gu1/I/W/I1572W/I1572W-1-1309-Vpzz.jpg" /><br>$$<img src="//img.tomtop.com/product/xy/2000/2000/p/gu1/I/W/I1572W/I1572W-1-1309-R1aZ.jpg" /><br>$$<img src="//img.tomtop.com/product/xy/2000/2000/p/gu1/I/W/I1572W/I1572W-1-1309-59Uu.jpg" /><br>$$<img src="//img.tomtop.com/product/xy/2000/2000/p/gu1/I/W/I1572W/I1572W-1-1309-kLUJ.jpg" /><br>$$<img src="//img.tomtop.com/product/xy/2000/2000/p/gu1/I/W/I1572W/I1572W-1-1309-cloD.jpg" /><br>$$<img src="//img.tomtop.com/product/xy/2000/2000/p/gu1/I/W/I1572W/I1572W-1-1309-cRRB.jpg" /><br>