General Descriptions: Ergonomic design Curved corners All corners of the cooling pad is of a curved surface, to protect the notebook. Height adjustable The stand at the bottom body of the cooling pad is adjustable to fit your needs. Noise reduction cooling pad 1,000 RPM speed, aids in noise reduction while dissipating the heat USB Ports There is 2 extra USB port for connecting your devices. Suitable for 14 to 15.6 inch laptops Technical Specifications: Weight: 675g Product dimension: 360 * 265 * 23mm (W/D/H) Fan speed: 900 - 1000RPM Voltage range: 5V    Power consumption:2W