Premium Guitar Tuner, Triple Featured Clip On, Standard, Flat and Capo Tuning. 5 Tuning Modes, Chromatic, Guitar, Bass, Violin, Ukulele. Acoustic or Electric Used by professional ochestral musicians. Yet easy enough for beginners. The only tuner on Amazon to offer Standard, Flat and Capo Tuning. Complete with a built in metronome. State of the art technology displays note and string number in the four instrument modes. Solid, sturdy construction will not break. We'll replace it if breaks under normal use. The easy to read full color display makes it obvious when you're in tune.