KL-F500 17.3" ARGB Laptop/Notebook Cooler Features: Designed for 17.3” gaming laptops and notebooks, providing stable stand functionality and efficient air cooling. Six high-performance fans with adjustable speeds (1500-1900RPM) deliver direct air cooling for laptops. Convenient USB connection eliminates extra cables or wires to an external power source. Features ARGB lighting on fans and cooler frame strips for captivating visual effects. Multiple height options enhance ergonomics and thermal performance. Specifications: Model Number: F500 Radiator Type: Air-cooled Material: ABS, ABS+Metal Product Size: 360*255*30mm Type: Six Fans Fan Size: 70*15mm ARGB fan + Sync LED strip Fan and LED strip Lighting pattern：Ten ARGB ambient lighting options Lighting control : Press on three seconds to open LED, Press three seconds to close LED; press one time to change the colour . Voltage: DC 5V notebook stand Current: 0.08±10%A Fan Speed:1500+-10%——1900+-10% Fan control： Turn left , the speed of the fan will be lesser and eventually stop , Turn right , the speed of the fan will be faster Seven level adjustment stand. Weight: 830g±5% Application Laptop Size: 15.6/17.3inch gaming laptop Parts in packing box： F500 Notebook cooler: 1pcs USB cable : 1pcs PE bag : 1pcs Single package size: 380X259X34 cm Package Type: one piece notebook stand into one giftbox.16pcs/ctn