ELUTENG USB Fan 40mm Fan 5v with L/M/H 3 Degree Speed Mini 40mm Fans Cooling USB Powered Ventilator Computer Fan DIY Compatible for PC/VR Glass/Laptop/TV Box/PS4/Raspberry Pie/Router/AV Cabinet(Black): Amazon.co.uk: Computers & Accessories
Cooling Fan,DIYhz 40mm x 40mm x 8mm DC 12V 0.13A Black: Amazon.in: Electronics