NS Micro Clip-On Chromatic Tuner (PW-CT-12). I'm a guitarist with 20+ years experience. CR2032 battery included. Take a look at the 'You Tube' demos-.
Planet Waves D'Addario PW-CT-14 NS Micro Violin Tuner,Black Micro, Black
D'Addario PW-CT-12 NS Micro Headstock Tuner
D'Addario Guitar Tuner - NS Micro Guitar Sound Hole Tuner - For Acoustic Guitars, Ukuleles - Non Marring Sound Hole Clip - Quick & Accurate Tuning
D'addario PW-CT-12 NS Micro Headstock Guitar Tuner
D'Addario PW-CT-15 Guitar Tuner - NS Micro Guitar Sound Hole Tuner - For Acoust
D'Addario Guitar Tuner - NS Micro Guitar Sound Hole Tuner - For Acoustic Guitars
