D'Addario Accessories - Micro Universal Tuner PW-CT-13

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)
Tunes acoustic and electric guitars, basses, mandolins, banjos, ukulele, cellos, double basses, and other stringed instruments
Note: The current version of the D’Addario Micro Tuner does NOT have a metronome.