Well, it doesn't tune the guitar for you, but it still reminds me of the weird light up knobs that Gibson has grown so fond of:
http://www.stewmac.com/shop/Accessories/Electronic_tuners/N-Tune_Onboard_Guitar_Tuner.html
It's basically like one of those tuners that goes by vibrations in the guitar itself rather than sound, right?
http://www.stewmac.com/shop/Accessories/Electronic_tuners/N-Tune_Onboard_Guitar_Tuner.html
It's basically like one of those tuners that goes by vibrations in the guitar itself rather than sound, right?