Time-Tunneler Mk. IV The latest in portable time travel devices for the aspiring chrononaut, this model features a compact face for its destination setting dials, which are fully spinnable to any date past or future within 10 million years. One touch of the button engages the event horizon generator tube, and it’s off to somewhere in time! The unit is powered by an easily accessible and replaceable CR2032 coin cell, and the straps feature buckles which can be adjusted to fit on to even the largest of wrists. This device has been SOLD.