【Key Finder with App】ZFINDER APP can connect up to devices at the same time. The key finder helps you quickly find keys, wallets, remote controls, glasses, cell phones, dog collars or other easy-to-lose items. Help you save time looking for things. 【ZFINDER App】Support iOS and Android phones. Bluetooth connection. Easy to use. No account registration required before use, protect your privacy. 【Find a Key】Double-click the key finder button, your phone will beep even if it is in vibrate mode or silent mode. It can be used to wirelessly remote control your phone to take pictures and record videos. 【Two-Way Search】When the locator and mobile phone exceed the effective distance of 10-15 meters, the locator will beep to remind you. 【Location Recording Locator】ZFINDER app has a real-time location map and will record the last connected location to help you find it. so you can open the map in the app to speculate the approximate location of your missing items. Small Bluetooth Key Finder Tracker You can easily attach it to any item such as keys, car keys, wallet, purse, backpack, remote control, pet, umbrella, suitcase, etc. You can simply double-click the button on the tag to locate it and a beep will lead you to that. It can also be controlled by APP to find the lost item via your phone, if your tracker is within 15 meters of Bluetooth range in the open air, it will play a loud melody until you find it.