Fender FT-1 Professional Guitar Tuner Clip On, with 1-Year Warranty, Full-Range Chromatic Guitar Tuner with Dual-Rotating Hinges, A4 CalibrationConvenient and unobtrusive, the FT 1 multi function clip on tuner helps ensure your instrument is always in tune, even on a dark stage. Its handles noisy environments with ease thanks to its built in vibration sensor. The LCD displays easy to read needle indicates how close to pitch a note is, and the screen's backlight turns green once the note is in tune. The FT 1s dual hinge design allows you to mount the tuner on either side of your instrument's