"Detects homies when they capped out." Punchy waves the sensor around, suddenly very serious. "If we were keen on slappin' up some alarm, this'd be the shit at the nucleoid, you follow?"

He drops it into Sherlock's hand, giving Sherlock the most flattered and smug look he can manage. "Ain't shit for reading, though. I ain't sure how tangled this thing here is. Still, gotta be something that jacks into our tracking chips."