The Ernie Ball 4112 is a portable tuner for all types of string instruments, including four specific tuning types for guitar, bass, ukulele, and violin, plus a fifth chromatic mode for any other instrument.
Clip-On chromatic tuner
5 tuning modes: Chromatic, guitar, bass, ukulele, and violin
2″ LCD screen
Built-in a sensor with a microphone for reading notes and pitch