Find your perfect pitch with clip on guitar tunerr can be used with acousticelectric guitar bass ukulele banjo mandolins and morer detects vibrations of individual strings to help you tune up quicklyr lcd screen uses red orange and green colours to indicate accuracyr features a clip to safely attach the tuner to neck of instrumentr tuning range a0 275hz c8 418600hzr straightforward and easy to use with 360 rotationr requires 1 x cr2032 battery includ