Included Components: Remote Control Blades (3) Wireless Remote and Receiver Features: Lifetime Limited Warranty Remote control Blade Specifications: Blade Span: 21″ Number of Blades: 3 Blade Pitch: 7° Blades Included: Yes Motor Specifications: Motor Type: AC Induction 82mm x 25mm Reversible Motor: Yes CFM (High): 2025 Voltage: 120 V Sloped Ceiling Specifications: For ceilings with slope from 35° to 45°, use the 45AD angled ceiling adapter High or Low Ceiling Specifications: The Bellows III is designed for installation on standard 8 to 9 foot ceilings. If your ceiling is higher, you’ll need to purchase an additional downrod. The rule of thumb is that ceiling fans should have a minimum of 7 feet and a maximum of 9 feet of clearance between the bottom of the fan and the floor in order to circulate air efficiently. If you have a low ceiling, purchase the CMA flush mount adapter to reduce the hanging height of your fan. Suggested Downrod Lengths: 9 Foot Ceiling: 6″ – 12″ 10 Foot Ceiling: 12″ – 18″ 11 Foot Ceiling: 18″ – 24″ 12 Foot Ceiling: 24″ – 36″ 13 Foot Ceiling: 36″ – 48″ 14 Foot Ceiling: 48″ – 60″ 15 Foot Ceiling: 60″ – 72″ For ceiling heights greater than 15 feet, you’ll need to purchase the downrod Coupler to join two downrods together.