Cooler Master NotePal X-Slim - Ultra Slim Laptop Cooling Pad with 160 mm Fan Accessory Type: Cooler Color: Black Fan Size: 160mm Fan Specifications: Color: Black Material: Plastics, Metal mesh, Rubber Fan Dimension: 160 x 15 mm fan Fan Speed: 1400 +- 15% R.P.M. Fan Speed Adjustment: Single Speed Fan Airflow: 70 CFM Fan Noise Level (dB-A): 21 dBA Power: USB 5V DC USB: USB 2.0/1.1 x1 (For Power Input) Power consumption: 0.38A, 1.9W Compatibility: Supports up to 17 laptops.