Tarkan Dual Fan Cooling Pad with Dual LED, Fan Control Switch, USB 2.0 Hub, Multi Angle Stand, Suitable for upto 15.6 inch Laptops Description:   Notice your laptop performance turns sluggish after hours of working? It's the sign telling you that it needs a cooling fan. With a fashionable, unique, robust design, it is the perfect gadget for your laptop. Be comfortable at work or on the go, hold your laptop in any appropriate position and have an ergonomic workspace.   Specification:  Fan Size: 140mm x 2 Fan Speed: 1200‚ RPM Air Flow: Max. 74.35 CFM Fan Noise Level: 25 dBA (Min.) Rated Voltage: USB 5V DC USB Port: USB 2.0 x 2 with Fan Speed Adjustable Switch Compatibility: Supports all laptops up to 15.6" Product Size: 13.70 x 10.51 x 1.77 inches (348 x 267 x 45 mm) Weight: 21.61oz / 639g Material: Metal and ABS Warranty:  One Year Warranty against manufacturing defects.  Valid from the date of Invoice.  Physical damage not covered under warranty.  Kindly contact customer support at contact details mentioned on the package to avail the same.