Description
The Oasis HH Combo is the only humidifier/hygrometer designed to fit in the soundhole of a steel string acoustic guitar.
- Offers single unit humidifierhygrometer combination
- Includes adjustable humidification settings
- Allows for user re-calibration of hygrometer
- Maintains humidity for 15 days or more before needing to be recharged
- Has a drip resistant polyvinyl acetate sponge which holds 10x its weight in water