Description: Rechargeable multifunctional clip-on tuner VA large color screen display shows clear and intuitive tuning Built-in 180mAh can be used for more than 10h when fully charged Automatic power saving function will automatically shut down if there is no signal input for 5 minutes Suitable for a variety of musical instruments: twelve equal temperament, guitar, violin, ukulele Short pre the MODE button to switch the tuning mode In the G (guitar) tuning mode, short pre the OPEN TU key to switch the style special tuning mode In G (guitar) tuning mode, short pre the FLAT key to drop a semitone/full tone Built-in buzzer pickup for interference-free tuning When the tuner is tuned in all modes other than twelve equal temperament, pluck the strings that need to be calibrated. Please calibrate the string sequence of the plucked strings before starting to calibrate the pitch Easy to use, compact, portable and flexible to adjust multiple angles Specifications: 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) Net Weight: 20g Dimension: 49(L)X26(W)X40(H) Mm Package Included: 1 x Tuner Manual *1 Charging cable*1