https://www.zgallerie.com/p-10075-space-gun-keychain.aspx?source=myregistry
Space invaders will love our otherworldly Space Gun keychain, loaded with a devilish Red LED light display and the sound of a laser blast at the pull of the trigger. The plastic gun is attached to a metal chain and easily operable snap-open key holder. Measures 2” x 1.5” x .75”. Made in the U.S.A.