Pokémon GO Plus +
Researching Pokémon sleep styles is even easier when you use Pokémon GO Plus +, which allows you to keep track of your sleep with the press of a button.
The Pokémon GO Plus + uses Bluetooth® Low Energy technology to link with smartphone apps for use in Pokémon GO and Pokémon Sleep gameplay. For Pokémon GO, the Pokémon GO Plus + enables players to throw Poké Balls automatically. Pokémon Sleep players can use the device to track their sleep in conjunction with their smartphones.