Wireless charging, slim card-type device compatible with Apple Find My. - Product Name: Smart Slimcard - Function: Apple Find My compatible - Charging Method: Wireless charging - Manufacturer: Zopen Technology Co., Ltd. - Design: Slim card type 【Ultra-thin card size – perfect for wallets and passports】Only 1.8mm thick, about 2.5 credit cards thick. It fits neatly in wallets, card cases, and passport covers, making it ideal for managing everyday belongings such as commuting, going to school, and traveling. (Wireless charger not included) 【Apple MFi certified – reliable official compatible product】Obtained Apple's MFi certification, achieving high compatibility and stability with the "Find My" app. Seamlessly usable with iPhone, iPad, and Mac. (iOS only) 【Apple MFi certified – reliable "Find My" app support】Obtained Apple's official MFi certification, achieving high compatibility with iPhone, iPad, and Mac through the "Find My" app. Allows for smooth location confirmation unique to Apple users. iOS only. 【No battery replacement needed – reusable with wireless charging】Simply place it on a Qi-compatible wireless charger to complete charging. No need to replace coin cell batteries, making it environmentally and wallet-friendly. Easy to charge even during long trips or business trips. 【Locate & find with sound – for immediate discovery of lost items】Check the current location of your wallet or passport on the map from the "Find My" app. If it's nearby, you can make it ring to find it immediately. It's also very useful when you leave something behind at the airport, cafe, or workplace. Thank you for viewing.