ThreeLeaf T102 10-15.6" Office Laptop Cooling Pad (Big 2Fans Super Quiet , Double Sides Built-in USB Line, Back Feet Stand) Application: 12"-16"Office laptop, such as Apple Macbook Pro Air, Hp, Alienware, Dell, Lenovo, ASUS, etc laptop computer. [Quiet big 2Fans give a decent airflow ]: Dual 6" fans(1200RPM/each) are ideal for office laptops 12-16"or systems that tax the CPU,and 5000times spinning is guaranteed by the Copper-coil winding Motor . The fans sound like bees buzzy , the quietest ever in similar products. [Bouble sides built-in USB line, Never lose any device ]Cooling fan auto turn-on with USB line plug in. Built-in double sides USB line can offer an extra USB port to contact any USB device to your laptop. [Anti-slip design for 15.6 laptop]: Super-slim 1.5" & lightweight 1pound only,its portable for office laptops especially on Lap use. Non-flimsy front metal meshes platform helps to ease Heat sink and it can stop 15.4inch Laptop flipping when u tilt it. . [Comfort little feet stand]:Ergonomic little back stand(15deg) ensure A better comfortable typing angle to relieve wrists&shoulder aching after long-time mouse&keyboards exercise. The slope edge stops the Laptop flipping when u tilt it.