Metronome from Korg
Korg's Humidi-Beat is a portable metronome with a built-in thermometer and hygrometer.
![[NAMM] Korg Humidi-Beat](https://img.audiofanzine.com/img/product/normal/1/4/142411.jpg?fm=pjpg&w=334&h=243&fit=contain&s=1de822d821affbba0b0df6416a914c01)