“Working under such a tight timeline definitely helps you prioritize,” said Batt, an engineer with a project management background. “It was pretty remarkable that we were able to complete a proof of concept prototype, with hardware and software, in only three days. I think that’s my fastest turnaround time ever.”

Prototype in hand, the team spent the second week of TVI at the Harvard Innovation Labs, where they crafted a pitch for a startup that would manufacture and sell the device.