YAMAHA Tuner Lightweight for Trombone Clip-on TD-38S Ultra-compact Trumpet, Cornet,

Ultra-compact and lightweight tuner that can be attached directly to a musical instrument Target instruments: Trumpet, cornet, trombone The design combines a simple, easy-to-read display with easy-to-understand operability, and the display screen can be rotated freely for easy viewing. Measurement accuracy: Within ±1 cent / Standard pitch range: A4 = 410~480Hz (1Hz unit) / Measurement range (sine wave): A0 (27.50Hz) ~ C8 (4186Hz) / Temperament: 12 equal temperament Power supply: 1 AAA battery (sold separately)