Daddario CT-13 NS Micro Universal Tuner

Clip-on mount provides quick application and limitless viewing angles
Built-in piezo transducer picks up instrument’s vibration rather than sound
Tri-color reversible backlit LCD screen makes it easy to tune in dark environments
Wide calibration range (410Hz to 480Hz) and visual metronome
Tunes acoustic and electric guitars, basses, mandolins, banjos, ukulele, cellos, double basses, and other stringed instruments