For 1 fan 120 VAC Enhance the efficiency of your fireplace with this 1VS Variable Speed Controller. Designed for Hasty brand, this fan speed control is perfect for those who want to regulate the airflow in their fireplace grate heat exchanger. Made with black color and crafted with high-quality materials, this electric power source is a must-have for any home. This fan speed control is perfect for those who want to maintain the temperature of their environment. With its heat protection sleeve, it ensures that the fan operates smoothly without any interruptions. This item weighs only one pound and is easy to install. Get your hands on this 1VS Variable Speed Controller and experience the benefits of an efficient hasty fireplace.