Is there a specific name to this keychain thingy? : r/whatisthisthing

What is this camera thingy? I don't remember where I got it, but I always wondered what it is. You can even attach it to a keychain. : r/ whatisthisthing

bullet-shaped keychain that has a plunger under spring pressure that pushes out a small point. its not a pen, and its not very sharp. maybe for piercing something? : r/whatisthisthing

This is a keychain I got from a trip. It is made of plastic and has a distinct shape and I can't picture what it could be for. What is this thing?

Wat is this keychain? : r/whatisthisthing

925 sterling silver thing with a tiny gold bead, the top/ middle part spins freely. Roughly the size of a US dollar coin. What is this thing? : r/ whatisthisthing

A small keychain with a button and a small metal piece inside : r/ whatisthisthing

My mom got this thing in a shoe store's event goodie bag. The right side pushes down. Is it literally just a logo for a keychain? : r/whatisthisthing

3 inch long spring loaded with a loop for a key chain. Once pressed, 4 parts of metal push out end. : r/whatisthisthing

What is this keychain? It is black plastic with six bumps on it and a smooth peg with no notches. It looks the same on both sides. : r/ whatisthisthing

Black plastic keychain found under the fridge (must be from an old tenant). Can't easily take it apart and hesitant to get too aggressive in case it's a panic alarm? : r/whatisthisthing