Heavy crc stamping to enhance the life of the fan.,Bee approved 5 star rated minimize your electricity bill.,Exclusive With High Flow Technology,Aero Dynamically Designed Balanced Blades, Max Speed (RPM) : 390,Box Contains: Fan Motor, Blade Set, Canopy Set, Downroad and Shackle, Manufactured Under The Guidance Of Highly Qualified Engineers To Ensure The Life Of Product, For Help Or Guidance Call On Our CC 9999427599, Note: Self Installation and product will be repaired in our service center.