D'Addario Planet Waves Eclipse Black Tuner

The Eclipse chromatic clip-on tuner offers fast, accurate tuning. It has a full-colour display, auto power-off, and pitch calibration in a discreet, compact design.  The vertical display provides instance recognition of pitch reference, while the dual swivel display allows the perfect viewing angle and can be mounted in front or behind the headstock on right- and left-handed instruments. 

Batteries included.