Compact round anti loss device with a single round button works with a dedicated smartphone app to protect your valuables Key benefits Locate missing items quickly on a map via the app Two way alerts: item can sound from the app and your phone can sound from the device Distance based alarm to remind you when the item is away from your phone Simple one touch action: double click the round button to trigger your phone to ring How it works If you cannot find an item, open the app and check its location on the map In the app, press the alarm to make the item sound Double click the round button on the anti loss device to make the phone ring If the item moves beyond a preset distance from the phone, the item emits an alarm to remind you If the phone or another linked item cannot be found, double click the anti loss device to trigger an alert tone on the phone What you can use it for Everyday essentials: keys, bag, wallet, or other valuables you don't want to misplace Travel and commuting: keep track of luggage, backpack, or camera bag and be alerted if you leave them behind Office and school: prevent leaving items on desks or in transit by receiving timely notifications Compatibility and use Requires the companion app on your smartphone Designed for straightforward setup and reliable alerts Real time location and alert features help you recover items quickly and with confidence Design and practicality Compact round device with a single button for easy operation Intuitive app based control for locating items and triggering alarms Clear two way notification system to reduce loss and improve recovery time