Joyo JMT-01 Clip-on Metronome Tuner for Strings instruments such as Chromatic, Guitar, Bass, Violin and Ukulele Priced for the working musician, with durability and flare Provides a solution for the stage: quiet, bright tuning Clip on tuner, 30-250 BPM available for the tap-tempo metroniome Full color display. 360 degree rotating Comes with a replaceable battery, instruction manual Dimensions: 30mmx50mx80m. Weight: 30g Features vibrational Tuning and strobe-style Metronome