Korg Pitchclip PC-2 Plus clip-on tuner special for strings with easy-to-read LED display 12-note Equal Temperament for precise tuning. Strobe function and Half Strobe modes. Tuning range A0 (27.5Hz) – C8 (4186Hz) with accuracy +/- 0.1 cent (Strobe mode), Calibration A4 = 436 – 445 Hz (1 Hz steps). Includes a CR2032 lithium battery with a service life of 18 hours. Black color. Weight 19 gr.