New in box. eufy Security by Anker SmartTrack Card (Black, 1-Pack), Works with Apple Find My (iOS Only), Wallet Tracker, Phone Finder, Water Resistant, Up to 3-Year Battery Life(Android Not Supported) Details Brand eufy Security Are Batteries Included Yes Material Metal Number of Batteries 1 Lithium Metal batteries required. (included) Product Dimensions 3.31"L x 2.17"W x 0.09"Th