Shock Prank - Shock Flashlight - Flashlight Prank by FunnyPartyHats Keep This Pocket Flashlight Keychain in Your Back Pocket as a Shocking Surprise Keep This Pocket Flashlight Keychain in Your Back Pocket as a Shocking Surprise Get Lots of Laughs with this Funny Prank Get Lots of Laughs with this Funny Prank Each Blister Card Requires Three AG13 Batteries