Features: Laptop Cooling Pad with the mesh design and the 1 big fans spinning at adjustable speed greatly dissipate the heat from the laptop, enable it in good working condition, and prolong the lifespan of your laptop. Cooler pads for extra USB port . Built-in dual-USB hub allows for connecting more USB devices.Within two USB ports make this laptop cooler more convenient to use. One to connect laptop for powering. Another to connect for extra USB devices, like USB flash drives, keyboard, etc. Laptop Cooler Doubles as an ergonomic stand with two adjustable height settings. Build with big non-slip baffle, effectively prevent laptop slipping off; Adjustable height to meet different needs when working or playing game, comfortable for natural point of view. Slim, light weight, allowing you to store it in your laptop Bag and take it with you whenever you go. Blue LED indicator at the rear helps to confirm the cooler is Active. The noise reduction design of this laptop cooler makes it not disturb you even at maximum power,ergonomic comfortable feeling, hold you and Your notebook/laptop in an safe and comfortable situation. Specifications: material: plastic Product size: 350x270x40mm/12.79x9.44x1.57inches Rated voltage: 5VDC Rated current: 0.25+10%A Input power: 1.3 Maximum fan speed: 700±100RPM Maximum air volume: 47.35CFM Noise: 25.1db (A) Package Includes: 1PC x Notebook Cooler note: No retail package. Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!