A trackable replacement Milwaukee M18 18V battery with Apple Find My built in — so a battery that walks off the job site shows up in the Find My app right next to your iPhone, AirPods and AirTags. No subscription, no separate app, no monthly fees. Built with genuine Samsung 21700 cells and a full protection circuit, it delivers true 8.0Ah High Output performance with theft protection the factory pack never had. Why you'll want one Built-in Apple Find My tracking — locate your battery from the Find My app on iPhone, iPad or Mac, anywhere the Find My network reaches. Left-behind alerts & sharing — get notified if you walk off without it, and share its location with up to 5 people. Genuine 8.0Ah High Output capacity — quality Samsung 21700 cells for real run-time, not a cut-price knock-off. Full battery management system — overload, overcharge, short-circuit, over-discharge and thermal protection built in. LED charge indicator — check remaining charge at a glance. Wireless-charged tracker — about a year of tracking per charge, tops up on any Qi wireless charger. IP68 tracker — water- and dust-resistant, built for the job site. Designed & assembled in Australia — Burleigh Heads, QLD, backed by a 2-year warranty. Good to know Fits all Milwaukee M18 18V cordless tools. Requires an Apple device (iPhone, iPad or Mac) to set up and view location via Find My. No subscription and no ongoing fees — tracking runs entirely on Apple Find My.