KORG AW-2G
Chromatic Tuner
Scale : 12-note equal temperament
Detection Range : A0 (27.50 Hz)-C8 (4186 Hz)
Precision : +/-1 cent
Reference pitch : 410...480 Hz (1 Hz steps)
Dimensions : 2.28" (W) x 1.02"(D) x 0.50" (H) (AW2 only)
Weight : AW2 0.61 oz. (including battery), Clip 0.62 oz. (large),0.13 oz. (small), 0.45 oz. (clip)
Battery life : approximately 150/75/20 hours (backlight: unlit/soft/auto, tuner continuously operating, A4 input)
Included items : CR2032 lithium battery (3V) for checking operation, Instrument clip