Specifications:Name: Mixed Flow Inline Fan Air Blower Hydroponic Ventilation SystemColor: WhiteMaterial: PPDimension: 240×170×155mm / 9.4×6.7×6.1"Wind port outer diameter: 98mm / 3.9"Voltage: 220VWind pressure: 180PAPower: 35WFrequency: 50HzCurrent: 0.14AAir volume: 220m³/hSpeed: 2380r/minNoise: 30dB Feature:- Effective Ventilation &Applications: Suitable for industrial, household and horticulture ventilation applications for air clean and temperature control- Turbine Fan Blade Design: combined Backflow wind with fluid dynamics, makes the exhaust more powerful.- High-power motor: For powerful, even and stable current, durable in use.- Removable Mainframe: Multi-directional snap-on design, easy to install, and easy to repair and remove.- IPX4 Waterproof: Stable operation in wet conditions without short circuit.- Low Noise: durable ABS fan housing and plastic fan blades for extremely low noise. Package included:1 x Inline Duct Fan4 x Screw4 x Expansion Tube(Distribute the adapter according to your country.)