1. Ultra-Thin Design: The wallet tracker card is incredibly slim, approximately the size of two credit cards and only 3mm thick. Easily slip it into your wallet, luggage tag, or other items to locate lost belongings effortlessly. 2. Compatible with for Apple Find My App: Add your wallet finder to the Find My app on your device compatible with for Apple iOS . Use Bluetooth-Compatible to find it nearby or leverage the Find My Network's GPS locator to track it globally through hundreds of devices. 3. Proactive Loss Prevention: Receive notifications when you leave items behind, and use Lost Mode to help retrieve them. The Find My app sends alerts to iPhone, actively preventing the loss of your wallet or ID. 4. Long Battery Life with Wireless Charging: The thin GPS item finder boasts a battery life of up to 3 months and supports wireless charging, eliminating the need for special charging cables. It's reusable and built to last. 5. Waterproof and Adventure-Ready: The smart card tracker is designed to withstand accidental spills, splashes, and even immersion, ensuring it remains functional no matter where your adventures take you. Battery life: 3 months Battery capacity: 170 mAh Is the battery replaceable: No Charging method: Wireless charging Supported system: for iOS APP: Compatible with for Apple Find My Connection method: APP Bluetooth-Compatible connection Operation instructions: Connect and use, no need to download APP, you can connect through for Apple's built-in "Find" APP. Features: Global positioning, one-click search, ultra-long standby, lost tracking, voice reminder, light and portable, dustproof Color: Black Material: plastic Package Contents: 2 * Wallet Tracker Card 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.