What's the name of the gadget used in 'Pokémon GO' for auto-catching Pokémon?

Pokémon GO Plus

Which prophet's servant saw a mountain full of horses and chariots of fire? What type of food is basmati? In which city did Martin Luther King Jr.'s famous march for voting rights take place in 1965? Who was the first American woman in space? Who is known for the development of the economic system known as the American System?