Muxico&reg; Tuner - Tune Acoustic - Electric Musical Instruments - Bass - Ukulele &ndash; Chromatic-blue Screen Solid will not break easily. Easy to use Small, compact size one-handed swivel clamp Tuning modes include: Guitar, Bass, Ukulele, Violin and Chromatic About us (Muxico), Professional factory of Musical Instruments, welcome to our store for more choices with best price. What we pursue is your satisfication of our service, not just for our goods.For any reason you are unsatisfied with our product at any time, simply contact support for exchange or refund. we will reply you about any question you ask within 24 hours