product features:<br />100% ｣ｬ never used<br />item 100% like the picture shown<br />tuning items｣ｺchromatic｣ｬ guitar｡｢bass｡｢violin｡｢ukulele<br />input method : clip<br />tuning mode｣ｺauto<br />tuning range｣ｺ27.5hz-1760hz<br />a4 frequency range｣ｺ440hz<br />tolerance｣ｺless than ｡ﾜ0.50 cent<br />color: black<br />power｣ｺone cr2032<br /><br />package include:<br />1 x digtal tuner<br />1 x english user manual<br />1 x button battery