The exhaust fan in your bathroom reduces moisture that can cause mold and removes smells. It is best if it can run for a while and then automatically shut off. In this video I’ll show you how to upgrade a simple switch to a timer switch.
Product links (affiliate links)
5-30 minute timer: https://amzn.to/3BCpj77
Wago connectors: https://amzn.to/42Ubr0R