This 30\" (75 cm) Fully ERP compliant Portable Drum Fan from Prem-I-Air is ideal for large venue cooling and drying and the large easy-grip handles and wheels make it easy to maneuver. The low and high settings mean that a controlled flow of air can be maintained. For full peace of mind, the unit has an automatic overheat cut-out function Features Ideal for large venue cooling and drying Easy to maneuver via large easy-grip handles and wheels Portable design aids easy transportation Low and high speeds make controlling airflow speed simple The automatic overheat cut-off function provides total peace of mind ERP Compliant Specifications Product Dimensions (mm): 910x925x350 Net weight (kg): 34.19 Airspeed max. (m/s): 6.37 Airflow volume max. (m³/h): 7620-10160 Built-in carry handles: yes Colour: Black Fan blades: 3 Fitted castors/wheels: yes Frequency (Hz): 50 Fully assembled: yes Main body material: Metal Metal blades: yes Plug Amp (A): 5 Power consumption (W): 315 Protection class I or II: I Rotary switch controls: yes Service value ((m³/min)/W): 0.56 Speed settings: 2 Type: UK Model Voltage (V): 230