- Compatible with Find My App : Pair the key tracker card with the Find My App to set a left behind alarm and easily locate lost items nearby. With a Bluetooth range of up to 328 feet and an alarm noise of up to 80dB, finding your items indoors or outdoors is a breeze. - Extended Battery Life : Enjoy the convenience of wireless charging with no battery replacement required. One full charge provides up to a year of use, eliminating the need for frequent recharging. This eco-friendly key tag boasts a potential lifespan of up to 100 years, ensuring reliable long-term performance. - Privacy and Security : All communications through the Find My Network are anonymous and encrypted. The key tracker does not store location data or history, prioritizing your privacy with every use. - Ultra-thin and Lightweight : Weighing just 0.42 ounces and measuring 2.12 inches long x 1.77 inches wide x 0.11 inches high, this key tracker is about twice as thick as a credit card, making it perfect for placement in wallets, passports, and luggage. Practical Applications : 1. Everyday Use : Attach the key tracker card to your house keys or bag, ensuring you can always find them when needed. 2. Travel Companion : Secure the tracker in your luggage to receive notifications if you accidentally leave it behind at the airport or hotel. 3. Pet Finder : Place the tracker in your pet's collar to help locate them if they wander off during outings. Choose the key tracker card for a reliable, user-friendly solution to keep your valuables safe and secure.