1. Ultra Thin Wallet Tracker, Never Lose Your Wallet Again 2. Wireless Charging 3. In The Connected State, Open The "Find" App That Comes With The for Iphone Or for Ipad, Click The "Play Sound" Button, The Device Will Sound A Reminder, And Youcan Quickly Find The Item According To The Sound Reminder 4. Find It Anytime,Anywhere With Find My Web Tracking, You Can Always See The Location Of Your Items On The App That Comes With Your for Apple Device. 5. Works With for Apple Find My Network<br><br>Battery Capacity:170mAh Interface:Wireless Charging Applicable People:for Apple Device Users Wearing Method:Card Holder, Wallet, Passport, Etc. Compatible Platforms:Ios Function:Bluetooth Connection Note:Different Batches May Have Differences In Product Appearance, Color, And Printed Characters, Which Will Not Affect The Use. Colour:Black Material:Plastic<br><br>Package Contents: 1 * Locator 1 * English Instruction Manual<br><br>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.