Heavy Duty, Double insulated AIR BLOWER with specification: a ) Rating: Continuous, b ) Power: 750W, Single Phase, 230Volts AC, c ) Dual speed, d ) VOLUMETRIC FLOW RATE: 2. 0 Cub. Mtr/ Min similar to Model: 77750 of Ralliwolf. MAKE: Ralliwolf/ BOSCH/ HITACHI