Based on this product's specifications, here are some alternatives and similar models
Cooling fan PRIMECOOLER PC-5010L05S 5010 5V, 50x50x10 mm, 5 V DC
Summary description:
PRIMECOOLER PC-5010L05S is a compact 50×50×10 mm axial cooling fan designed for electronics and small enclosures. Powered by 5 V DC, it provides forced airflow to cool components, power supplies, routers or compact PCs. Its small size suits tight installations and helps reduce temperatures, improve stability and prolong hardware life.