What is Pokémon GO Plus and how does it work?

Pokémon Go Plus wearable launch date pushed back to September

Is Pokemon GO Plus Worth it? Here is my list of Pros and Cons!

Trying out the Pokémon Go Plus - Here's how it works

Who Is The Poke Ball Plus Plus Even For?

Pokémon GO Plus +: A New Pokémon GO and Pokémon Sleep Accessory

Pokémon GO Plus+ Alarm Not Working? : r/PokemonSleep

How to fix 'Failed to Connect to Device' error in Pokemon GO Plus

Three days with Nintendo's £35 Pokémon Go Plus accessory

How to Use Pokemon GO Plus