This nifty Doomsday Device Keychain from ThinkGeek is basically a button — “press it and you’ll hear a few drama-inducing beeps counting down.” Video after the break. Click here for more pictures.

Once the countdown is complete, there is a slight pause and then the sound of an explosion. Use your imagination and the Doomsday Device Keychain to blow up your inbox, your boss, your computer, your whole office building, whatever you want