Tuning mode:C(Chromatic),G(Guitar),B(Bass).v(voilin)

Power source:Button battery CR2032(3V) 1 piece

Automatic power off:power is cut off after the unit is left unattended for about 3 minutes

Display:Backlight LCD display

Tuning:12 note equal-tempered

Measuring range:A0(27.5Hz)~C8(4186.01Hz)
Measurement accuracy:+/-1 cent

Calibration range:A4=430Hz~450Hz,1 Hz step

Tuning scale:C,bB,bE,F(under chromatic mode)

Flat tuning:1~4 semitones(semitone steps)

Assist indicator:1 LED TUNE=green b,#=red

Sound detection:vibration sensor,built-in microphone

Tones generated: B0(30.87Hz)~A5(880.00Hz)

Dimensions Tuner body:57(L)x35(W)x14(D)mm (excluding projections)

Weight:Approx.41g(including battery)