With reliable portable air conditioning units, Keystone produces consistent cooling to keep you comfortable, even on the hottest days. This 9,000 BTU ASHRAE / 5,000 BTU DOE portable air conditioner can effectively cool rooms up to 200 square feet with dehumidification up to 2.1 pints per hour to remove moisture from the air. Perfect for small living spaces like apartments, bedrooms, offices, and much more. The unit features side handles and caster wheels for easy portability and a unique remote with a thermostat built in to sense the temperature of the room, displays it on the remote's LCD screen, and sends a signal to your AC every 3 minutes for accurate cooling. Money saving features include energy saver mode, sleep mode, and a programmable 24-hour timer. You'll know when it's time to easily remove and clean the mesh filter with the Check Filter alert. Keystone not only provides a 1-year warranty but ensures that you stay cool and comfortable at a cost-conscious price.