About this item POWERFUL VENTILATION: This metal exhaust fan is your best helper in the kitchen and bathroom, quickly removing oil fumes and unpleasant odors. It has a high suction rate that effectively removes oil fumes, making it easy to get rid of smoke problems in the kitchen. PARAMETERS DETAILED: 4 Inches – color: white ; input voltage: 110 v ; power: 20 w ; speed: 2800 rpm ; air volume: 95 cfm (160 m³/h) ; fan diameter: 95 mm ; noise: 32 db ; package weight: 0.5 kg. PRECISION MOLDED: The air ventilator is made with precision molds and all-metal materials, paired with a pure copper wire motor that provides strong power for efficient ventilation. It is safe to use and has a long service life, making it a reliable addition to your household appliances. HIGH-QUALITY FAN BLADES: Equipped with high-quality seven fan blades, the fan provides a large amount of airflow while reducing noise and vibration. It runs smoothly without deformation, ensuring consistent performance over time. our metal fans are more corrosion-resistant and extend their service life compared to ABS fans. MULTI-PURPOSE USE: This pipe wall fan is suitable for various places such as restaurants, kitchens, supermarkets, internet cafes, movie theaters, workshops, hall bathrooms, offices, waiting rooms, conference rooms, and more.