So you won't be disturbed by noise. Most portable air conditioners have a thermostat that allows you to set it to whatever temperature you like and let the unit work. As a valued Customer, you have access special benefits, discounts and priority service. The portability of a portable AC is perhaps its biggest advantage. Some models can last for up to 8 hours on one charge. Lower speeds are more effective at reducing the amount of moisture in a room. But what makes people hesitant about using these air conditioning systems is they fail to cool all corners of a room and can be noisy. This is because this personal desktop air conditioner comes with many benefits that make it a perfect choice for your home or office. Additionally, they're located near residential zones for convenience and ease of access. The biggest savings comes in the electricity. This workhorse not only performs well in our tests of cooling, but it also has heating abilities for the colder winter months. The unit has a powerful 14,000 BTUs.