Milwaukee Tick Tool & Equipment Tracker Use with ONE-Key NWT

Milwaukee Tick Tool & Equipment Tracker NWT. This is black round and small enough you can’t see it when it’s in use. Tool and Equipment Tracker, For Use With ONE-KEY. Network App, 3 VDC Lithium-Ion Coin Cell, Over 100 ft Signal Range. This is NWT, never been removed from package. Style #48-21-2000