Thomson musical instruments

Clip Style Auto Tuner
Specification
Tuning scale: Guitar, Bass
Tuning mode: PIEZO
Tuning range: A0 (27.5Hz) -Ce (4186Hz)
Calibration: 430-450Hz (1Hz steps) o Precision: t 1 cent
Response Time : <20 ms
Power: 3V (CR2032 lithium battery)