bass tuner Korg AW-OTB

Specifications

AW-OTB

Scale: 12 note equal temperament
Range: (sine wave) A0 (27.5Hz) –C8 (4186 Hz) 
Precision: ± 0.1 cent (Strobe mode) 
Reference Pitch A4 = 436–445 Hz (1 Hz steps) 
Display Modes: 11 modes
Tempo finder range: 80–160 bpm
Power Supply: AAA battery x 1 (Alkaline or NiMH batteries)
Battery Life: Approximately 18 hours (tuner continuously operating, A4 input, when using alkaline battery) 
Dimensions: (W x D x H) 51 mm x 64 mm x 71 mm/2.01" x 2.52" x 2.80"  
Weight 35 g/1.23 oz. (including battery) 
Included Items: Quick start guide, one AAA battery for checking operation