D'Luca LT-650C Clip-On Digital Guitar/Bass/Violin/Ukulele Chromatic Tuner Tuning item: Chromatic, guitar, bass, violin, cello, Ukulele, etc. Tuning mode: MIC, CLIP LCD backlight display makes it fast and easy to tune Calibration:430-450Hz Size: 53 x 80 x 43mm