1. Find Items.Open for The Or 'S Built-In "Find" And Click To Play Sound. The Device Will Sound A Reminder To Help You Quickly Find Items. 2. Shopping To Prevent The Loss Of Strollers.Locate The Artifact And Take It With You When You Go Out. 3. One Click Mobile Phone To Find The Pet'S Location, Intelligent Real-Time Positioning, Stable Signal. 4. Accurate Location Of The Elderly Makes Life More Convenient.One Click To Find Scattered Children And Elderly, Safe And Secure. 5. It Is Applicable To A Of Scenes And Can Easily Track Various Items. Style: T1 Headphone Battery: 210mAh/CR2032 Battery Specification: 3.0v Button Carp-Manganese Dioxide Battery Standby Time: 9-12 Months Colour:A:Black Material:ABS+PC Package Contents: 1x Smart Bluetooth GPS Tracker 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.