Can I remove the battery? No, you can’t remove the built-in battery. Related articles Can I keep using my Pokémon GO Plus + even if I replace my smart device? Does the Pokémon GO Plus + have a battery saver mode? How many Pokémon GO Plus + devices can I pair with one smart device at the same time? How long does the battery of the Pokémon GO Plus + last and how can I charge it? My Pokémon GO Plus + doesn’t work.