Digital control panel is compatible with all ALEKO inflatable hot tubs Operates hot tub’s temperature, bubbles, and filter settings Polypropylene material is waterproof to help prevent damage from hot tub use This digital control panel is designed to fit all ALEKO inflatable hot tubs. If your control panel needs to be updated, simply unscrew the panel from your hot tub, remove the base and unplug the old model. This hot tub control panel allows you to control temperature, bubbles, and the hot tub’s filter.