QuietCool AFG SMT PRO-2.0 Smart Attic Fan for Gable Vents - 1945 CFM - Smart App Control - Thermostat and Humidistat - 20ft Power Cord - Plug-and-play - Two Speed

Two-speed Permanent Split Capacitor (PSC) motor Smart App Control for automated fan operation - thermostat and humidistat Built-in mounting tabs with anti-vibration pads Up to 1945 CFM on high at 108 watts, down to 1495 CFM at 77 watts Built-in fire safety shut off Vent covers included to block air from backdrafting into the attic