Boston BTU-200 Clip on tuner Chromatic plus guitar, violin, ukulele, and Bass Guitar mode. Excellent value.
Tuning range:A0(27.5Hz)~C8(4186Hz) .
Tuning mode: Chromatic .
Tuning precision:±1cent .
A4 range:440Hz .
Detection method:Clip .
Tuning mode: Auto.
Power supply:3V(CR2032)Lithium battery (included)