FeaturesNew Blade Design-Optimized blade design with updated curve that improves air flow and air pressure Enhanced Fan Frame-Enhanced Frame structure, reducing turbulent flow and noise and increasing overall work efficiency Sealed Bearing Structure-Sealed and secured fan bearing, preventing dust and lubricating oil leakage while increasing the fans operation stability and life span Updated Lighting Design-Featuring eclipse-mode lighting and enhanced lighting effects Product specificationPRODUCT NUMBERMFX-B2DN-18NPR-R1 FAN PROFILERedbluewhite FAN BEARING TYPERifle Bearing FAN SPEED650-1800 RPM ± 10% FAN AIRFLOW62 CFM ± 10% FAN AIR PRESSURE 2.5 mmH2O ± 10% FAN NOISE LEVEL 8 - 27 dBA FAN DIMENSIONS (L X W X H) 120 x 120 x 25 mm / 4.7 x 4.7 x 1 inch FAN MTTF160, 000 Hours FAN RATED VOLTAGE12VDC FAN RATED CURRENT 0.27A FAN SAFETY CURRENT 0.37A FAN POWER CONSUMPTION 3.24W FAN POWER CONNECTOR4-Pin (PWM) FAN WEIGHT156g / 0.34 lbs WARRANTY2 years