10" - 17" Portable Notebook Cooling Pad-Large Fan Built-in USB Wired for Computer Laptop by Sanoxy Features Ergonomic Comfort With the help of ergonomic design and the 2 adjustable height setting the SANOXY laptop cooler provides you with the most relaxing incline angle for all-day viewing and tying Optimized for Laptop Carrying. The high-quality multi-directional ABS plastic and metal mesh of laptop cooler provides your laptop with a wear-resisting and stable laptop carrying surface Superior Cooling Whisper Quiet One 150mm fans provide superior airflow at whisper quiet noise levels The laptop cooler provides a strong air flow allowing you to work all day without making any noise and interrupting your flow Built-in USB Port Just plug it into the built-in USB port on the laptop cooler Specification Dimensions 360 x 280 x 23mm Weight620g Material ABS + Metal mesh Fan One Big Fan DC Fan Sizes 150 x 150mm Rated voltage 5V DC USB Ports 20 Fit for notebook size 10inch - 17inch USB powered, no external power supply, plug and play USB powered, no external power supply, plug and play With 1 X 150mm super silent but strong fan Help notebook to operate at full speed even while running high performance applications With durable ABS plastic and metal mesh, high quantity coating make sure no rust Two different height settings and ergonomic design offer optimal viewing, typing angles Feature : USB powered, no external power supply, plug and play