Amazon.com: KLIQ UberTuner - Professional Clip-On Tuner for All Instruments (multi-key modes) - with Guitar, Ukulele, Violin, Bass & Chromatic Tuning Modes (also for Mandolin and Banjo) : Musical Instruments
Amazon.com: Ranch Guitar Tuner Clip On for Acoustic/Electric Guitar, Ukulele, Violin, Bass, Banjo & Chromatic Tuning Modes - Classical Black : Musical Instruments