This 9.5 inch by 6.5 inch by 7 inch compact auxiliary heater with adjustable louvers is a practical and efficient solution for keeping your vehicle warm during colder months. With its 5/8 inch inlet and outlet, as well as 5/8 inch fittings, this heater offers easy installation. Measuring 9 1/2 inches in length, 6 1/2 inches in height, and 7 inches in depth, it is compact and fits most makes and models. Powered by a 12-volt system, this heater provides 20,000 BTUs of heat. Sold individually, it is a reliable and convenient choice for any vehicle.