LotFancy Laptop Cooling Pad - Notebook Cooler with Extra USB - Chill Mat for 13 -15 Inch Computer, Ultra Thin & Portable (1 Fan) Ergonomic Comfort Notebook Cooler - Height adjustable setting allow you use your workstation at an more comfortable view Ultra-Quiet Fans - Help keep your laptop cooler and reduce system crashes in a noise-free environment Thin & Portable Laptop Cooler Pad - Compact size and light weight allowing you to carry and cool your laptop wherever you go Easy to Use - USB powered, plug and play, compatible with all laptops 1-Year Warranty: Money-back satisfaction guarantee