Everything you need to fill, heat, and soak. The HOTTUB inflatable hot tub paired with the HOTTAP V2 Outing Kit, which includes the water heater, 12V pump, and river filter. Draw water from a creek, lake, or tap, heat it through the HOTTAP V2, and recirculate it into the tub. Ready to soak in under two hours. Works at the campsite, in the backyard, or anywhere you can park.