Rechargeable Clip-on Tuner (Metro Tuner), Metronome Two Function 360 Degree Rota-table Colorful Display Digital Tuner for Guitar/Bass/Violin/Ukulele/Chromatic Tuning with USB Cable RECHARGEABLE BATTERY SUPER BRIGHT DISPLAY HIGHLY SENSITIVE VIBRATION TUNER METRONOME 180 DEGREE HIGH QUALITY ENVIRONMENT-FRIEDDLY ABS PLASTIC