I think it’s relevant. Could be an inhaler, some kind of smelling salt, or other device used at times of pain or stress.
Or vape pen.
http://twitter.com/Nibble_2x2/status/1729387720332718334?s=20
http://twitter.com/Nibble_2x2/status/1729387720332718334?s=20
Fun with glow sticks?