The Fishman FT-1 Digital Tuner is an ideal companion for any acoustic instrument. The clip-on fully chromatic Fishman tuner quickly and accurately finds the note being played and indicates if you"re in tune, sharp, or flat. The FT-1 tuner"s adjustable clip sensor is easily secured to the instrument and ensures great results, even in noisy environments. The Fishman FT-1 tuner"s bright, backlit LCD display is equipped with a meter-style pitch indicator with a large readout that turns from red to green when the note is in tune. Powered by a single coin battery, Fishman FT-1 clip-on digital tuner is lightweight and packed with value.Fully chromatic: automatically displays the note Adjustable clip attaches to flat surfaces Swivel mount rotates for easy viewing Extra-bright LCD display lights green when in tune and lights red for sharp or flat Meter-style sharp and flat display Built-in microphone Clip-on sensor for tuning in noisy environments Instrument modes display the string number for correctly tuning guitar, bass, or ukulele Adjustable reference pitch from 435Hz to 445Hz "Flat" mode for easily transposed tuning Automatic power save and shut-off features save battery power Includes one 2032 coin battery Dimensions: 1.87" H x 1.85" W x 1.61" D Weight: 1.9 oz.