The Planet Waves PW-MT-02 Metronome Tuner is an essential practice tool for both the beginning and advanced musician. The full featured metronome includes a loud woodblock tone and adjustable tempo, beats per measure, and time division variations, making basic and complicated rhythm patterns possible. The chromatic tuner features an easy-to-read needle meter style display. Additionally, a pitch pipe and easy-to-navigate menu make the Metronome Tuner your essential, all-in-one, easy-to-use practice tool. Runs on two AAA batteries (included).