This Pedal is currently available.
Compact Always-On Chromatic Tuner
Compact Guitar and Bass Tuner Pedal with 21-segment LED Meter, Drop Tuning Support, and Guitar/Bass Mode
Boss TU-3S Chromatic Tuner$119.99
Boss TU-3S$110.65
Boss TU-3S$99.83
Boss TU-3S=3$299.97
Boss TU-3S=5$499.95
Boss TU-3S New Short version Chromatic