3-in-1 metronome/chromatic tuner/tone generator designed to be used with various instruments: piano, guitar, bass, violin and ukulele. It is equipped with LCD/LED display and earphone jack. Tuner uses built-in Mic or contact Mic (included) for detection and offers tuning range of A0 (27.5 Hz) ~ C8 (4186 Hz) with precision ±1 cent. Tuning can be set automatically or manually. As a tone generator it offers chromatic reference tone range 2A~6A with tone precision ±0.5 cent. Metronome with electric sound can be set to various typed rhythm, with tempo range 30~250 bpm and precision ±0.3%. Device operates with two 3 V (AAA) batteries which are included. Dimensions: 105 x 18 x 65 mm, weight: 75 g.