INC-321RX Specifications: General unique Design First-class materials and a unique mechanism Noise level: 23 dBA On / Off Button 140x2 mm fan with powerful air stream Heat dissipation with high performance Unique Anti-slip design Overall dimensions 400x305x30 mm Size 140x140x15 mm fan Net Weight 817 g The nominal voltage of 5 V DC Current 0.38 Fan Speed 1000 RPM The maximum airflow of 70 CFM PACKAGE INCLUDED INC-321RX Notebook Cooler USB CABLE User guide