Automatic chromatic tuner with clip. The tuner is attached to the head of the instrument using a clip. Tuning is performed using a built-in converter, which makes tuning possible even in noise. If the tuning value is correct, the display will change color to green/blue. Technical Specification: - tuning range: A0 (27.5 Hz) ~ C8 (4186 Hz) - tuning mode: chromatic, guitar, bass, violin, ukulele - accuracy: ± 1 cent - A4 range: 430 ~ 450 Hz - detection method: Clip - display mode: LCD display - tuning method: Auto - power supply: 3 V (CR2032)