Chromatic Tuner With Guitar, Ukulele, Violin Modes. Built-In Rechargeable Battery Allows Over 10 Hours Of Continuous Use Per Charge. High Contrast Color Display With Strong And Flexible Clip For The Best Viewing Angle. Auto Power-Off Function For Maximum Battery Life. Specification: Mode: WST-670 Color: as picture show Tuning Precision : ±1cent Reference Pitch: 440Hz Detection Method : Piezo (Clip) Tuning Item: Chromatic, Guitar, Violin, Ukulele Tuning way; Clip(tune by vibration) Tuning Range: A0(27.5Hz)~C8(4186Hz)
