KC650 Portable Air Conditioners for RV are used on Tent, RV, Dorm, Hotel, Garage, Household, beach,etc. It is not only very light but also able to cool a 50 square feet space down to 18℃ rapidly. There are DC12V/24V and 110V-220V power to choose. And it is also very quiet when using,the low noise less than 50 db.Bring you a comfortable environment.