ADDA DC Waterproof Fan120*120*38mm 1.Bearing type:ball 2.Voltage:12/24/48V 3.Certificate:TUV,CE,UL ADDA AC Waterproof Fan120*120*38mm Detailed Specification 1Frame size(mm)120*120*382Bearing typeball bearing3Rated voltage12/24/48V4Rated speed1500~2800RPM5Max air flow105.46CFM6maxiam pressure:6.73mmAq7Maxiam noise46.7dBA8Functionsby IC, by IC with FG, by IC with RD9safety approvalsCE,TUV, UL, ...