Fangrui Product Details []: Simple One-click Setup Instantly Connects Wallet Tracker With Your Or . [find Your Important Items Easily]: The For Air Tag Has The Same Chip, You Can Use The Play Sound Button In The Find My App To Ring Your Micflip Tab To Help You Find The Item. [your Privacy Is More Important]: All Communication With The Find My Network Is Anonymous And Encrypted For Privacy, Location Data And History Are Stored On Wallet Tracker. [low Power Consumption]: Equipped With Lithium Battery (itself Has A Built-in Lithium Battery) If You Dont Use It Frequently To Play Sound, Each Battery Can Last For 30 Months. Colour:black Material:plastic Package Contents: 1x Wallet 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.