F9 Smart Key Finder bluetooth Tracker Anti Lost Reminder Pet Wallet Phone Alarm Finder

The main function:  1. Two-way anti-lost: Connect the anti-lost device to the mobile phone through the APP software, and then bind the anti-lost device to items, such as hanging on valuables such as keys and wallets. When these items are about 20-50 meters away from you Safe distance, your mobile phone and anti-lost device will alarm to remind you that you forgot to bring something;  2. One-click search: Sometimes you can't find the key or wallet when you go out, you can click the 'Call' button through the mobile APP, the anti-lost device will make a sound, and you can easily find the key or wallet according to the sound; if you forget where you put your phone, You can call your phone through the anti-lost device, no matter if your phone is muted, vibrated or stopped, it will ring (note: the muted state of Android 8.0 and above will not alarm, only vibrate), allowing you to find it easily and quickly;  3. Lost location: If your item has been lost and you missed the reminder, then the m