LB1 High Performance Super Cooling Fan for HP/Compaq Laptop Notebook Cooling System Cooling Pads Adjustable-Angle with Large Single Fan (Black) Large fan provides more air flow. High thermal heat dissipation prevents overheating. Great ergonomic shape for simple typing. Support low noise. Adjustable any Angle. Helps notebook to operate at full speed even while running high performance applications. Lightweight and compact - Perfect for portable user. Powered by 1 USB cable. Plug-and-play: no drivers or software needed. Rated Voltage: DC 5V. Speed: 700-1400 RPM. Noise Level: 15 dBA. Fan Life Expectancy: 40.000 hours. Bearing: Rifle. USB Port: 2. Cable Length: 24 inches. Dimensions: 14.5 x 10.5 x 1.3 - 2.3 inches. 100% Customer Satisfaction. Fast Same-Day Shipping by 12:00 PM PDT. 30-Day Money Back Guarantee. 12 Months Warranty. Exclusive $100000 Product Protection Plan! Satisfies Government - School - Health care enterprise and Corporate account purchase order requirements.