Voice Control with Alexa - Control your home's climate with quick and easy voice commands by pairing your room air conditioner with Amazon AlexaConnect via Mobile App - Download the RolliCool app to control your home air conditioner from anywhere in the world straight from your smartphoneLong-Lasting Luxury - This versatile 10,000 BTU air conditioner can cool, heat, dehumidify, and fan spaces up to 450 sq ft to keep your home feeling fresh all year roundRoll Your Cool to Any Room - This standing air conditioner includes casters and a moveable window kit for easy transportation into living rooms, bedrooms, offices, and moreEco-Friendly Refrigerant - Stay cool while going green with this small portable air conditioner's eco-friendly R410A refrigerant