The affordable GA-1 Guitar Tuner / Bass Tuner is an excellent choice for any guitarist or bass player. The handy Tilt-Slit design provides easy viewing; Auto Power Off preserves battery life. Product Highlights: * Ultra-compact design. * High-precision LCD needle-type meter for stable tuning. * Bass Mode: As a bass tuner, the GA-1 offer support for 5 and 6 string basses. * Guitar Mode: As a guitar tuner, the GA-1 offer support for 7 string guitars. * Quinta Flat Tuning mode lets you tune 1--5 semitones flat. * Sound Out can produce a reference tone from the internal speaker. * Auto Power Off function conserves battery life. * Approximately 100 hours of continuous use. Ultra-compact LCD needle-style dedicated Guitar and Bass Tuner High accuracy and superb functionality have made Korg guitar and bass tuners the worldwide favorite. The GA-1 is the latest addition to our best-selling GA series of tuners. With even more features, like a pitch reference tone and quinta-flat tuning, the GA-1 Guitar Tuner packs basic functionality and convenient tuning functions into an ultra-compact body.