To Retail buyer：Q:How to Pick out a Ceiling Fan?A:If you're thinking about adding a ceiling fan to your space, you’ll want to consider the right style and size for the room. Additional things to consider include light fixtures and remote controls.Q:How do I install a ceiling fan?A:Installing a ceiling fan is a task that most homeowners can accomplish. If you're unsure whether or not you can do the job, hire an electrician to come and handle it for you.If you decide to take on the project yourself, be sure to follow the manufacturer's instructions closely. One of the most important things you should remember is turning off your home's power supply before you get started.Q:What length down rod should be used with a ceiling fan?A:For optimum performance, ceiling fan blades should be at least 2.4 m from the floor but no higher than 2.8 m in order to best cool a room.Q:Are There Smart Ceiling Fans?A:Yes and they can either work with smart home series, Google Assistant or Amazon’s Alexa.The smart ceiling fans allow you access to smart-home functions, where they can be controlled remotely, or automated to be turned on based on the preset temperature or schedules. They can be linked up with existing smart home devices like Homekit or Alexa.To Wholesale buyer：Q:How quickly would we get a sample from u? Charges?A:Normal items are equal charge within 5-7 days . New development samples are double charge within 15-30 days.All sample fees will be returned to customer when place bulk order.Q:What is the quality of the ceiling fan light?A: Our main products have got CE,CB, ETL,ROHS, REACH,SAA, KC...certificate.Q:How to get ceiling fan specification? E-Catalogue and Quotation? A: Please contact us via email or ablibaba online talk for more information. Thank you!