I just bought a affordable laptop cooler pad, it has two USB ports. One is used to extract power from laptop and running the fans, other port I tried to connect keyboard
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KLIM Pro - The Laptop Cooling Pad for Professionals - New Version 2024 - Light Compact Easy to Carry Durable - 10” to 15.6” - Extra USB Port - Laptop ...
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Portable Slim Smart Laptop Cooling Pad Usb Fan 1 Extra Large Fan Cooler Plug Play For Notebook Pc Laptop | Fruugo UK
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![Vacuum Portable Notebook Laptop Cooler USB Air External Extracting Cooling Fan for Laptop Speed Adjustable for 15 15.6 17 Inches Vacuum Portable Notebook Laptop Cooler USB Air External Extracting Cooling Fan for Laptop Speed Adjustable for 15 15.6 17 Inches](https://ae01.alicdn.com/kf/HTB1e9pmmmfD8KJjSszhq6zIJFXaq/Vacuum-Portable-Notebook-Laptop-Cooler-USB-Air-External-Extracting-Cooling-Fan-for-Laptop-Speed-Adjustable-for.jpg)
Vacuum Portable Notebook Laptop Cooler USB Air External Extracting Cooling Fan for Laptop Speed Adjustable for 15 15.6 17 Inches
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