Features:<br />Tuning Items: Chromatic， Guitar， Bass， Ukulele C， Ukulele D， Violin，<br />Tuning tolerance: +-1 cent<br />Tuning method: Clip tuning<br />Pitch range: 440 Hz<br />Color option: black<br />Weight: 19g<br />Dimension: 50(L) x 26(W)x 76(H)mm<br />Power: by CR2032 cell battery，1piece(NOT INCLUDED)<br />Package includes:<br />                  1pcsx Chromatic Mini Clip Digital Guitar Tuner <br />Note:<br />       battery is not included.