12 Volt DC 80x80x38mm Brushless Tubeaxial Fan Specifications Voltage: 12 volts DC Size (W x H x D): 80 mm X 80 mm X 38 mm Air flow: 46 CFM Bearing type: Ball Current: 170 mA Power: 2.04 watts Agency approvals: UL, CUL, TUV, CE Noise: 36 dBA Connections: 12"