Item specificsType No. : DP200A P/N2123HSL size: 120 * 120 * 38 mmBearing structure: SLEEVE an HSL (oil bearing)voltage: AC220 ~ 240 vcurrent: 0.14 APower: 23/21 (W)Frequency ratio: 50/60 (Hz) speed: 2600-2600 (R/min)Air volume: 2.58/3.15 (M3 / min)Noise: 42-45 DBAweight: 550g