Product Model:4710NL-04W-B59 Appearance size: 120x120x25mm Center hole distance: 105MM Speed reference: 3500 Bearing type: double ball bearing Service life: 50000 hours Noise Reference: 42 dB Rated voltage: 12V Rated current: 0.74A Air volume reference: 89CFM Interface type: motherboard 3pin mouth, (30 cm long) Other interfaces please contact us Fan Origin: China Packing type: industrial large box packaging, no single packaging Single net weight: 168 grams Note: Black cathode, red cathode, white stop alarm function Features Maintenance-free double-bearing ball bearing, long service life, sufficient cooling capacity and air pressure