Kenner: Ecto-Charger Pack
When it came to toys based on Ghostbusters II Kenner didn’t fully capitalize on the potential opportunities. Even with a The Real Ghostbusters episode, Partners In Slime which has the most Ghostbusters II influence.
The toy someone was bound to make because of Ghostbusters II was the Slime Blower. Fortunately as Kenner made The Real Ghostbusters toys and had previously made a Proton Pack they created the Ecto-Charger Pack.™