190 CFM Inline Fan Filter Combo with Variable Speed Controller Rope Hanger and Humidity Monitor for Grow Tent, 4 Inch Ventilation Kits, Silver - iPower GLFANXINL4FILT4MRHCTR

• UPC   810000177578
• 4 Inch 190 CFM Duct Inline Fan Blower: Made with quality components for quiet operation. Composite fan blades and center hub which reduces noise and vibration. Free pair of 8-ft adjustable Ratchet Clip Hanger Rope: hold up to 150 lbs. 4 Inch Filter: Dimensions: 4"Flange Ducting x 12"Length. Reversible flange. FREE Pre-Filter included: We recommend replace the Pre-Filter every 6 months to protect your filter. FREE Humidity Monitor: Fast response that measures every 10 seconds , wide measuring range that measures temperature from 14℉ to 122℉（-10℃~50℃). Humidity sensor measures humidity from 10% to 99%. Powered by 3V CR2032 button battery (included). One Control Switch for 3 settings: Variable Speed, OFF, HIGH, MED, LOW. To avoid the risk of burning out the fan motor, controller does NOT adjust below 50%. Multi-functional: this ventilation combo removes heat and eliminate the undesirable ill-smelling odors in the grow tent to solves air delivery problems without major system rework or expense.