The SG121238BS 12V 2.7A cooling fan size is 120*120*38mm, the speed is 6000, and four needles adjust the speed. Applicable to L3+, s7, s9i, s11, A3, etc. Rated voltage 12V, current 2.7A. The air volume is 210.38CFM, the wind pressure is 21.60mmH2O, and the noise is 64dB-A. Maintenance-free double ball bearings have a long service life and have sufficient cooling air volume and wind pressure.