Thin ice six-fan touch screen notebook radiator $ 13.47 Size: 417mm * 300mm * 15mm Fan size: 100x100x20 (3 pcs) 80x80x15 (2 pcs) 70x70x15 (1PC) Fan speed: 190010% rpm 230010% rpm 260010% rpm Nominal voltage 5V DC Current 0.9A10 Power 4.5W Maximum air flow: 74.35CFM Number of USB: 2USB2.0HUB Features: Designed specifically for gaming, this laptop cooling plate can support laptops up to 17 inches or smaller. 2 USB ports and 1 free USB cable, so use the heat sink of this laptop,