? Specifications: 172x150x51mm Model: FP-108 EX-S1-B ? Bearing structure: ball ? Voltage: AC110V ? Current: 0.50A ? Power: 38 (W) ? Speed: 2700-3100 (R / min) ? Air volume: 5.37 / 6.88 (M3 / min) Weight: 950 (g)