How to check the keyboard, mouse, and trackpad battery level in macOS

While not a secret, you have to hunt to find your Magic Keyboard, third-party mouse, and similar wireless devices’ current charges.

Wirelessly connected peripherals are a boon to the modern office, particularly when we're working at home, and not dealing with cables helps with sanity and organization. Battery-powered mice, trackpads, and keyboards can function for several weeks to many months on a single full charge over USB or with rechargeable batteries.