WST-523 Clip-on Auto Tuner
WST-523 Clip-on Tuner is designed for Guitar, Bass, Wind Instruments, Violin, and Ukulele. It has two tuning modes: MIC and Clip. The large LCD has three colors to tell you the status of your note:
Red = sharp
Orange = flat
Green = the note is in tune.
Clip on to the headstock or use the internal mic to quickly get your instrument tuned.