Aware Bluetooth Anti-Lost Tracker Tracking Car & Other Items, Car and Item Finder & Locator with Bult-in App Smart Launcher for iOS/iPhone/iPod/iPad Aware always remembers where you parked, so that you never lose your car or its keys. Provides contextual launch so that you never fumble with apps before driving. Intelligently processes all the information you need and make it available on a single tap. One time device cost. Replaceable watch battery. Standby time 1 year.