Boss TU3W Wazza Tuner

Tuning RangeC0 (16.35 Hz)--C8 (4,186 Hz)Reference PitchA4 = 436--445 Hz (1 Hz step)Tuning Accuracy+/- 1 centModesChromatic
Chromatic flat x2
Guitar
Guitar flat x2
Bass
Bass flat x3Display modeCent mode
Stream modePower SupplyAlkaline battery (9V, 6LR61) or Carbon-zinc battery (9V, 6F22)
AC adaptor (sold separately)BypassBuffered bypass or True bypassControlsPedal switch
OUTPUT switch (BUF/THRU SW)
MODE button
STREAM/CENT buttonNominal Input Level-20 dBuInput Impedance1 M ohmNominal Output Level-20 dBuOutput Impedance1 k ohmRecommended Load Impedance10 k ohms or greaterIndicatorCHECK indicator (Serves also as battery check indicator)ConnectorsINPUT jack
OUTPUT jack
DC IN jack
DC OUT jackCurrent Draw60 mA (DC 9 V)
110 mA (DC 9 V, when High Brightness mode is on)Expected battery life under continuous use (These figures will vary depending on the actual conditions of use.)Alkaline: Approx. 6 hours
Carbon: Approx. 0.5 hoursAccessoriesOwner's Manual
Leaflet ("USING THE UNIT SAFELY," "IMPORTANT NOTE," and "Information")
Alkaline battery (9V, 6LR61)Options (sold separately)AC adaptor: PSA series
Parallel DC cord: PCS-20A (DC Plug x8)