Long-lasting battery: Battery provides over 6 months of standby time and can be easily replaced for long-term use. Real-time positioning: Track the location of your lost items or pets through the Bluetooth-compatible key tracker and mobile app. Waterproof and durable: The device is waterproof, making it suitable for outdoor use and ensuring its longevity. Multiple functions: Features such as electronic fence, tracking query, low power alarm, and silent care provide added convenience and security. Compact and portable: The compact design allows you to easily carry the key tracker in your wallet, bag, or attach it to your keychain, making it a versatile item finder. Description: Introducing our anti-lost device, the perfect solution to keep track of your valuable items. This Bluetooth-compatible key tracker is powered by a long-lasting CR2032 battery, providing over 6 months of standby time. Plus, the battery can be easily replaced for long-term use. With real-time positioning and a waterproof function, this device offers a range of features to ensure you never lose your belongings again. Use the mobile phone query feature to locate your items with ease. Set up an electronic fence to receive alerts if your item goes out of range. The tracking query feature allows you to track the movement of your item in real-time. Worried about low battery? Don't be Our device comes with a low power alarm to notify you when it's time for a recharge. And with its compact design, it's easy to carry around. Put it in your wallet as a wallet finder or attach it to your bag with your mobile phone as a mobile phone finder or item finder. Pair the device with our user-friendly app and keep it running in the background. If your phone and key locator get disconnected, they will ring as a reminder, making it perfect for traveling and avoiding lost items. Item Name: Anti-Lost Tracker Material: ABS Applicable Objects: Pets, Keys, Backpacks, Suitcases, Headphone Sets Applicable Platforms: Fully Compatible Wearing Method: Hanging Wireless Distance: 15M Power Supply: 200mAh Bluetooth-compatible: 5.2 Features: Real-time Positioning, Waterproof, Long Standby Time Size Details: L: 38mm/1.5", W: 38mm/1.5", H: 6mm/0.24" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Anti-Lost Tracker