1. Find the device: Click the "Call" button in the application to make the device ring and easily by sound. 70dB-90dB reminder:Find things easily. 2. disconnection reminder: When the phone and the device are disconnected, both of them will give an alarm to remind you to take the phone or items. 3. Location history: When the device is connected or disconnected from the phone, the application will record the location. The disconnect location will help you Go to the location of the lost item. 4. Reminder of lost items: When your belongings and mobile phone leave the Bluetooth range for a period of time, the mobile phone will prompt a -up window. 5. Lost and Found Office: If the device is lost, you can declare it lost in the application. When another application user enters the lost setting. When you open the application, you will receive the found location in the application. Function:worldwide location+RFID blocking function Connection: Bluetooth connection, used for short-range induction search for Find My network connection (used worldwide)Positioning search) Shell:PVC material, environmental protection and durability. watperproof:IPX67 Standby time:4-5 months Battery:150mA, chargeable Sensor:acceleration sensor Speaker:built-in speaker with sound of 70-90dB. Product weight:about 13g System requirements and compatibility: for ID installation iOS 14.5 or newer and .Touch model Install for iPadOS 14.5 or newer model. Operating environment:Operating environment temperature:20 to 60 (4 to 140) Siri shortcut key: Turn on Siri Shortcut, and voice management makes the device ring and be smarter. Multi-equipment management: In general, a mobile phone can bind up to 16 devices and 7 Bluetooth devices onlineat the same time. Bluetooth device Will not affect each other. Prevent malicious stalking: If someone else's "Find My Device" is following you, for will remind you. Note:The factory batches are different, and the appearance and words are slightly different, which does not affect the use of the product. Colour:Black Material:Plastic Size:85.6x54x2.0mm Package Contents: 1 * Mini GPS Locator Card Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.