Kalimba Tuner Auto-tuning 12 Equal Temperament LCD Display for Thumb Piano Tuning

Features:
The kalimba tuner features auto-tuning, designed for automatically tuning for thumb piano.
The tuning range is from A1(55Hz) to C8(4186Hz), and A4 frequency is 440Hz.
Built-in 3 backlight colors(red, yellow and green) to indicate the condition of tone.
LCD screen display for clear reading of the parameters.
Compact size, easy to carry and use in daily tuning.