Targus Dual Fan Chill Mat for Laptop up to 15.6 Inches, Gray/Black (AWE79US) Functionality and Design: Dual fans to help keep you and your laptop cool Portable: Small design that can easily fit in your suitcase or overnighter during travel USB-Powered: Fans are powered using a standard USB connection that can be connected to your laptop or computer using a mini-USB cable RoHS Compliant: Yes Limited 1-Year Warranty Limited warranty does not cover products purchased from 3rd party sellers