370869 Features: 1.360 ° rotating clip-on， full pickup 2. Simple design， only one button， easy to operate 3. Tuning items: Guitar bass ukulele The Well-Tempered 4. Automatic shutdown: 7 minutes automatic shutdown without tuner or button operation Material: ABS Color: White / Black Battery: Built-in CR2032 button battery * 1 Tuning items: Guitar ukulele The Well-Tempered Tuning range: A0 (27.5HZ) -C8 (4186HZ) Tuning accuracy: ± 0.5cent Tuning Results: Chromatic: C C # D E F F # G # A B Guitar: 6E 5A 4D 3G 2B 1E Bass: LB 4E 3A 2D 1G HC Ukulele: 4G 3C 2E 1A