Features:<br>A great assistant to keep your guitar in tune.<br>With a clip, it is easy to fix on your guitar.<br>Mini and lightweight, convenient to use and carry along.<br>360 degree rotatable LCD offers best viewing angle when tuning.<br>The tuner will display the number of string and cents while play the string.<br>Silicone-padded inner side of the clip protects your instrument from scratching.<br><br>Specifications:<br>Color: Black<br>Tuning mode: Auto<br>Items of tuning: Guitar<br>A4 frequency: 440Hz<br>Power: 3V CR2032 lithium battery (not included)<br>Item size: Approx. 4.5 * 2.5 * 3.5cm / 1.8 * 1 * 1.4in<br>Item weight: 27g / 1oz<br>Package size: 9 * 5 * 4cm / 3.5 * 2 * 1.6in<br>Package weight: 35g / 1.2oz<br><br>Package List:<br>1 * Clip-on Tuner<br>1 * User Manual (English &amp; Chinese)<br><br>Note:<br>The battery is not included.<br>Special for guitar.