*AUTO power on once clipped onto a headstock.
*AUTO power off when removed from the headstock.
*AUTO power off in 5 minutes.
*While the tuner is clipped onto the headstock, it turns on automatically, and turns off automatically while it is removed away from the headstock.
*Built-in piezo sensor for better tuning.
*When it is in tune, the backlit turns GREEN. When it is sharp, the backlit turns RED. When it is flat, the backlit turns ORANGE.
*Tuning result: Guitar: 6E 5A 4D 3G 2B 1E
*Tuning range:A0(27.5Hz)~C8(4186Hz)
*Tuning mode:Guitar *Tuning precision:±1cent *A4 range:440Hz *Detection method:Clip *Tuning mode:Auto *Power supply:3V(CR2032)Lithium battery *Dimensions:48(W)x44(D)x27(H)mm *Weight:21g