1,【Efficient Cooling Performance】Portable Laptop Cooling Pad creates a continuous and evenly dispersed air flow beneath your laptop to dissipate the heat generated by the CPU and GPU trapped in the laptop housing. It has great cooling power and all features you need while remaining slim, light weight, and quiet. (2 large fans(4.92") and 2 small fans(3.15") with 1500 RPM at 17 DBA noise,four ultra-quiet fans create a noise-free environment for you ) 2,【Button display screen switch】Button display screen switch for adjusting the wind speed of four fans, the laptop cooler has 6 speeds, 3 modes. Can be adjusted by the O/M button. Eye-catching red LED light to better know wind speed status of the fans.(The brighter the light is, the faster the speed will be) 3,【adjustable height】The laptop cooling mat has 5 adjustable height settings which can truly suit your needs, ensuring a better visual or typing angle to relieve neck & shoulder aching when you play games, watch movies or do work for all-day viewing. Halloween and Christmas is coming soon, you will have more time to play games in front of your computer, so give your laptop and yourself a better gaming/typing environment and you can concentrate on your game. 4,【Wide Compatibility】With the high-quality and big area 15.6" metal mesh, the pc cooling pad is durable to load 10"-15.6" laptop notebook, such as some maintream brand of HP, Dell, Macbook, Asus, Acer, Samsung, Microsoft, Lenovo, Thinkpad, Toshiba, Alienware. Good for using at home or in office. 5,【Lifetime Warranty】We stand behind all our Vencci products with a lifetime warranty, actually solve your problem's 24 hours warm customer service. Any question, please feel free to contact us.