Features: VERSATILE FAN: Ventilation fan helps eliminate, smoke, and cooking and can be installed in either the ceiling or wall EFFICIENT: Operates on 70 CFM and has a 6.0 Sone rating to ensure a peaceful surrounding when in EASY INSTALLATION: Torsion springs grille mounting- no tools necessary for a quick and easy installation. Compact housing fits easily between ceiling joists or wall studs. Our instillation guide is located above the reviews on this page. DECORATIVE: Paintable polymeric grilles allow you to ensure the fan is cohesive with your existing decor Specifications: Rated voltage：220V Material: plastic Color: White Size: 6in(20*20cm), Hole Size(16*16cm) 8in(24*24cm), Hole Size(20*20cm) 9in(28*28cm), Hole Size(24*24cm) 10in(30.5*30.5cm), Hole Size(26*26cm) Package Contents: 1*Ventilation Fan Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data. 【Excellent product】：Exquisite and delicate, highly matched with equipment 【Premium Material】:It is made of good-quality material to ensure maximum strength and practical, so it can be used for a long time. 【Long-lasting】: Made from good quality nylon material, this product is highly wear-resistant, and can be used for extended periods. 【Warm Note】:Please check the product size, model and make sure it can be used before purchasing 【Great Service】:If you have any questions or there are problems with the goods you received, please contact us at any time, and we will try our best to solve your problems asap.