Feature: 1. Global Positioning: With the global positioning feature of the Airtag project, you can easily find your items anywhere in the world as long as there are Apple devices around. 2. One-Click Call: No need to download any software, just open the search software connection on the Apple device, and you can use the device to emit a prompt sound to help you quickly find items. 3. MFi Certification: The Airtag project has passed Apple\u0027s MFi certification, ensuring the quality and safety of the product. 4. Ultra-Long Standby: The ultra-low power consumption design can maintain a standby time of up to 12 months, eliminating the need for frequent battery replacement. 5. Precise Search: Through the \"Items\" tag of the Finding App, the built-in speaker of Finein Tag can play a sound to indicate the item\u0027s location, allowing you to find items at close range easily. Specification: Features: Global Positioning: With the global positioning feature of the Airtag project, you can easily find your items anywhere in the world as long as there are Apple devices around. One-Click Call: No need to download any software, just open the search software connection on the Apple device, and you can use the device to emit a prompt sound to help you quickly find items. MFi Certification: The Airtag project has passed Apple's MFi certification, ensuring the quality and safety of the product. Ultra-Long Standby: The ultra-low power consumption design can maintain a standby time of up to 12 months, eliminating the need for frequent battery replacement. Precise Search: Through the "Items" tag of the Finding App, the built-in speaker of Finein Tag can play a sound to indicate the item's location, allowing you to find items at close range easily. Specification: Optional Model: White 2-Pack & Black 2-Pack Connection: Apple Find My network for global positioning search Shell: ABS material, environmentally friendly and durable Bluetooth version: 5.2 Battery: Replaceable CR2032 coin cell battery Battery capacity: 230mAh Standby time: 6-12 months Sensor: Accelerometer Speaker: Built-in buzzer Sound: 60~70dB System Requirements and Compatibility: (1) Apple ID ; (2) iPhone and iPod touch models with iOS14.5 or later ; (3) iPad models with iPadOS 14.5 or later Product Size: 9.2*31mm; 9.2*35.5mm(with frame) Product Weight: 10g Package size: 182*130*16mm Package weight: 76g Package list: 4* Tracker Package List: 4* Tracker