Features: 1.The simple appearance design, the foot position is naturally hidden when contracted, making it smaller, and the four corners can be extended to a suitable angle when unfolding. 2.Equipped with a USB power jack and a safety switch, double guarantee the safe use of the computer. 3.Four feet, 16pcs double-sided anti-skid pads, not only can ensure the anti-skid effect, but also have beautiful colors. 4.It has a wide range of applications and is suitable for cooling a variety of notebook computers with good heat dissipation effects. 5.Dual fans, faster heat dissipation, and with LED blue light, for more beautiful colors. specification:Item Type: Laptop Cooling Pad Material: Plastic Model: DR-S02 Air Volume: 5.6cfm-28cfm Noise: 23dba Speed: 500rpm-2500rpm Fan Size: Approx. 60x60x12mm/2.36x2.36x0.47in Power Supply: USB 5.6V power supply PackageList:1 x Laptop Cooling Pad 1 x USB Charging Cable NotePlease note that the color of the 4 corner pads of this product will be sent randomly, please make sure you don't mind before ordering.