LB1 High Performance Super Cooling Fan Cooling System Cooling Pads Adjustable-Angle with Large Single Fan for 2016 Newest HP Pavilion 17 Premium High Performance Laptop PC, 17.3-inch HD+ Display (1600 x 900), Intel Core i5 Processor, 4GB DDR3L RAM, 1TB HDD 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.