Many marine engines struggle to start and run efficiently in the cold. The Caframo Pali Marine Engine Compartment Heater helps ensure strong performance by automatically regulating the temperature inside the engine compartment. Compact and lightweight, the Pali is equipped with a hermetically sealed thermostat that turns the heat on at 41F (5C) and cuts off at 60F (15C). Even in ambient temperatures as low as -4F (-20C), this Caframo unit will maintain an 80-cu.-ft. compartment within a safe operating range. With its ignition-protected design, self-regulating PTC element, and omnidirectional airflow pattern, the Caframo Pali provides safe, reliable, uniform engine compartment heating so you can enjoy a longer, trouble-free boating season. 9"L x 5"W x 4.8"H. Fully UL and CSA compliant; includes quick-release bracket and 20' power cord.Manufacturer model #: 9510CABBX. Warms the engine compartment during cold weather Helps ensure strong starting and performance Automatic, thermostat-controlled operation Heat comes on at 41, goes off at 60 Protects down to -4 Omnidirectional airflow pattern Covers up to 80 cu. ft. Safe and reliable, with uniform heating UL and CSA compliant