1. Find the device: Click the "Call" button in the application to make the device ring and locate it easily by sound. 70dB-90dB reminder: Find items quickly. 2. Disconnection reminder: When the phone and the device disconnect, both will alert to remind you to take your phone or item. 3. Location history: When the device connects or disconnects from the phone, the app records the location. The last known disconnect location helps you find lost items. 4. Lost item reminder: When your belongings and mobile phone are out of Bluetooth range for a set period, the phone displays a pop-up notification. 5. Lost and Found feature: If the device is lost, you can mark it as lost in the app. If another user comes near the lost device, you will receive its detected location in the app. Function: Worldwide location tracking Connection: Bluetooth connection for short-range search Compatible with global network positioning (Find My network) Shell: PVC material, environmentally friendly and durable Waterproof rating: IPX67 Standby time: 4-5 months Battery: 150mAh, rechargeable Sensor: Acceleration sensor Speaker: Built-in speaker with 70-90dB output Product weight: Approximately 13g System requirements and compatibility: For iPhone models supporting iOS 14.5 or later For iPad models supporting iPadOS 14.5 or later Operating environment temperature: 20C to 60C (68F to 140F) Siri shortcut support: Enable Siri Shortcuts to use voice commands to ring the device and enhance functionality Multi-device management: A single phone can pair with up to 16 devices, with up to 7 connected via Bluetooth simultaneously. Devices operate independently without interference Privacy protection: If an unknown device is detected moving with you, the app will notify you to help prevent unwanted tracking Note: Product appearance and labeling may vary slightly between manufacturing batches; this does not affect performance Color: Black Material: Plastic Size: 85.6 x 54 x 2.0mm Package Contents: 1 x Mini GPS Locator Card Only the above items included; other accessories not included Note: Lighting and display differences may cause slight color variations between image and actual item. Measurement tolerance: +/- 1-3cm