Grumblies: Bolt Electric Grumbly "Electricity Grumblies have shocking dispositions, generating thunderstorms and lightning strikes. But he is oh-so-cute. With 40 reactions and sounds, Grumblies react to you when you: Poke them Flip them Shake them Play hot potato with them They may be mischievous and cranky but all they really want is to find a home. Grumblies are interactive characters that kids can poke, shake, and flip to hear all sorts of silly, rumbly, and gassy reactions. The more you play and mishandle them, the grumpier they get - until its total meltdown time. Uses 3XAA, 1.5V