The size is 160 x 160 x 62 mm, which is 6.3" inch.

It weights 1.4 kg with two-ball bearings.

Pass dialectic withstand voltage test: 1 min. at 1500Vac, 50/60Hz.

Approved by UL, CUL, TUV and CE.

Also it is environmental friendly with RoHS compliant.

Two voltages 110V or 220V are available.

Under 60Hz it performs 3100 rpm and airflow is 380 cfm with static pressure 0.92 inch-H2O.

Its 16cm size is unique in cooling fan industry. High compact steel ball bearing, glass fiber reinforced plastic with thermal protection, this is an impeccable product.