- Bearing type: hydraulic bearing\r\n- Speed: 800-1800rpm\r\n- Noise: 10-25+/-10dB\r\n- Air volume: 71+/-10 percent CFM\r\n- Cooling method: air cooling\r\n- Rated voltage: DC12V (fan), DC 5V (lamp bead)\r\n- Interface cable length: 4PIN: 450+/-10mm, 3PIN: 550+/-10mm\r\n- Rated current: 4.2W\r\n- Life expectancy: 60000 hours\r\n- Dimensions: 120 x 120 x 25mm