It has controls at ceilingThermostatBuilt-in Rain shield10 fan speeds; Intake and exhaustMaxxFan, a new, one-of-a kind ventilator system that protects your RV interior always in any weather rain or shineA complete all in one system that fits standard 14 inch x 14 inchIncludes a powerful 3-speed fanEasy to remove interior insect screen, simply rotate four retaining knobs to remove for cleaning
Keystone 0005100K M1B
Brand: Maxxair, Model: 00-05100K, Color: White