✦ Features: Perfect combination with retractable ceiling fans with crystal chandelier. High quality clean crystal lampshade full of shining brilliance, more decorative and fashionable. The blade can expand and retract automatically, with a diameter of 42 inches when expanding and 17.7 inches when shrinking. With remote control, can easily control 3 light colors, fan speed and 4 timing settings. Two kinds of down rods sizes can adapt to more different spaces. The silent motor has excellent performance without annoying noise. Suitable for installation in any space at home and commercial space, such as living room, bedroom, dining room, kitchen, hotel, office, restaurant, etc. ✦ Details: Name: Crystal Fan Chandelier Style: Modern, Fashion Color: Silver Frame Material: Crystal, Metal Blades: 4 Retractable Blades Blade material: ABS Dimensions: 42" when fan blade expansion and 17.7" when contraction Remote Control: Included Light Source Type: LED (Light Kit Included) 3 Light Colors: Warm, Neutral, White Color Temperature: 3000K, 4500K, 6000K 3 Fan Speed: Low, Mid, High 4 Timing Settings: 1-Hour, 2-Hour, 4-Hour, 8-Hour 2 Downrods Lenth: 3.98" and 7.87" Light Wattage: 36W-48W Motor Wattage: 56W ✦ Installation Suggestion: NOTE: The fan blade cannot be reversed. Ceiling fan chandelier is applicable to flat roof concrete ceiling houses. For gypsum board and wooden ceiling, a modified support needs to be purchased. The ceiling height needs to be greater than 110 ", bearing more than 110 pounds. Make sure that the power supply is cut off during installation. The lamp size is measured manually, please allow an error of 1-3cm. If you encounter any problems after receiving the product, you can contact the seller at any time.