Features: With a diameter of 6.5cm/2.56inch, the tuner has a compact size and is easy to carry. This chromatic has a C-to-C plumbing range with clearly visible markings to check the highs and lows so your tone will be more colorful. Great for tuning violins chords, ukulele pitchers, guitar, mandolin, banjo, , and more. Music Tuner Tuner for singers, singers, ensembles or ensembles, church groups, choirs, a cappella ensembles, barbershop quartets. This acoustic guitar tuner is compact, portable and easy to use. Each note is marked with an opening. Package Includes: 1x Tuner Specifications: Material: Metal + Plastic Diameter: Approx. 6.5cm/2.56inch note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.