Description: Four fans and two anti-skid arms: four fans. Fit for 10-17inch Laptops Two Fan Speed Controllers: Each Controller controls two fans, working with two or four fans as you like. Extra USB Port: Extra USB port design, built-in extra USB Port allows to connect another USB device such as mouse. Two height setting arms: Adjustable height as images. Comfortable for natural point of view. Ultra-thin, slim and portable Specification: Dual USB interface Rotational speed: 1200 ± 10%RPM Max. air flow: 75.35CFM Rated voltage / current: 5V DC / 0.75A ± 10% Input power: 3.75W Material: Plastic Pordcut Size: Approx. 140*140*15mm / 5.51*5.51*0.59inch Package Includes: 1 Piece Laptop Cooling Pad 1 Piece English User Manual
