Portable Mini Cat Dog Pet Tracking Locator Hidden Gps Tracking Device For Child Bluetooth 4.0 Mobile Key Finder Device Features: This loss device is a product based on the latest Bluetooth 4 low-power technology. Through the use of APP software and mobile phones and other mobile devices for Bluetooth connection, it can bundle the items and valuables (such as keys, handbags, etc.) The effective use distance of the device can reach 15 meters in a wide range. The button battery CR2032 can be easily purchased in Major- supermarkets. The brand original battery can work for more than half a year. Suitable for compatible with iPhone 4S and above can be used.Android Phones: Android 4.3 and above, Bluetooth 4.0 and above. At present, in order to increase the battery life of mainstream Android models, the system has been optimized to varying degrees, and will automatically clean up the app running in the background. When using the loss device, the app needs to be set and protected in the system to realize normal operation. Although the setting steps of Android phones of each brand are different, they are almost the same. First check the power saving mode of your mobile phone system, and add the loss device app to the white list or protected program to preven t- the / loss device app from being shut down by the system and causing false alarm. Product Description: Suitable for compatible with iPhone 4S and above can be used.Android Phones: Android 4.3 and above, Bluetooth 4.0 and above. Premium Quality, Durable Materials: "Crafted with the finest materials, our product boasts unparalleled durability and longevity. Each piece undergoes rigorous quality control to ensure it exceeds your expectations, delivering a premium experience that lasts." Versatile Design, Perfect for Any Occasion: "Designed with versatility in mind, this product seamlessly fits into any lifestyle or occasion. Whether you're dressing up for a special event or simply looking for a stylish everyday accessory, it's the perfect choice that never fails to impress." Innovative Technology, Enhancing Your Experience: "Powered by cutting-edge technology, our product brings a whole new level of convenience and efficiency to your life. From smart features that simplify daily tasks to advanced performance capabilities, it's the innovative solution you've been searching for." Easy to Use, Hassle-Free Experience: "Experience the joy of simplicity with our user-friendly product. Designed for effortless operation, it eliminates the hassle and frustration often associated with complex gadgets. From setup to daily use, every aspect is intuitive and straightforward." Satisfaction Guaranteed, Risk-Free Purchase: "At our store, we stand behind every product we sell. That's why we offer a satisfaction guarantee on all purchases. If for any reason you're not completely happy with your item, simply reach out to us for a hassle-free return or exchange. Shop with confidence, knowing you're making a risk-free investment."