Planet Waves Chromatic Planet Waves PW-CT-09 Chromatic II Tuner with 5 Extra Batteries $13.50 The Universal Chromatic II Tuner precisely tunes guitars, basses, and other stringed, woodwind and brass instruments. Features both LED and bold LCD displays for tuning in well-lit or dark environments, and built-in microphone for acoustic and 1/4″ input for electriconic instruments. [...]