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
USB Notebook Cooling Pad + 3-Port Hub + 2.5" HDD Dock
Amazon.com: ICE COOREL Aluminum Laptop Cooling Pad 2023 Upgrade, Laptop Cooler Stand with 7 Height Adjustable, Laptop Fan Cooling Pad for Laptop 12-15.6 Inch, Notebook Cooler Pad with Two USB Port (Silver) :
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USB Notebook Cooling Pad + 3-Port Hub + 2.5" HDD Dock
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CA Essential Docking Station – USB C Docking Station with Active Laptop Cooling, Dual 4K Displays, 4 USB Type A Ports, Ethernet Port, Power for Laptop (DS-2000): Amazon.co.uk: Computers & Accessories
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