Product details:

80 cfm 8,500 btu Mountable Switch Dual Rectangular Louvers 4.625 in. H x 7.750 in. W x 9.500 in. D Auxiliary Heater Assembly 80 cfm 8,500 btu Mountable Switch Dual Rectangular Louvers 4.625 in. H x 7.750 in. W x 9.500 in. D 2-Speed Blower (12 V) Features: Hydronic Heater 12V, 2-Speed Single Scroll Blower Just the right size for small cabs. Under Dash Mounting Dual front panel with adjustable louvers Includes Mounting Bracket Low [1.3 Amps] High [1.9 Amps]