The product is a Carrier Bryant LH33EP001 Control Circuit Board, specifically designed for use in furnaces. This circuit board, model LH33EP001, is a crucial component in the control system of the furnace, responsible for regulating its operation. Designed by Carrier, a reputable brand in the HVAC industry, this circuit board is known for its reliability and performance. It is a vital part for ensuring the efficient and effective functioning of the furnace, making it an essential component for HVAC systems.