1.9 m 3/minute (when not in TURBO/nozzle attached) according to our company's standard 3.1 m 3/minute (* When not equipped with TURBO nozzle is installed at a distance of 3.9 inches (10 cm) from the blow dryer outlet. Measuring methods are based on our company standards & they dry very quickly Light & easy to use this lightweight model weighs Approx. 16.9 oz (475 g) Quick drying nozzle releases long & large hair bundles & dries quickly Air Flow: 0.6 cubic feet (1.9 m 3/minute (when TURBO & without nozzle attached) Product Dimensions: Height 8.5 x Width 8.2 x Depth 3.5 inches (21.5 x 20.8 x 8.9