TU-3 : CHROMATIC TUNER

Tuning Range : C0 (16.35Hz)–C8 (4186Hz)
Reference Pitch : A4=436–445 Hz (1Hz step)
Tuning Accuracy : ±1 cent
Power Supply :  DC 9 V: Dry battery 6F22 (9 V) type (carbon), Dry battery 6LR61 (9 V) type (alkaline), AC Adaptor (PSA series: optional)
Current Draw :  30 mA (DC 9 V), 85 mA (DC 9 V, when High Brightness mode is on)
Accessories : Owner’s Manual, Leaflet (“USING THE UNIT SAFELY,” “IMPORTANT NOTES,” and “Information”), Dry battery/9 V type (6F22)
Options : AC adaptor: PSA series, Parallel DC cord: PCS-20A
Width : 73 mm
Depth : 129 mm
Height : 59 mm
Weight : 390 g