Mini Locator Trackers Pet Dog Cat Tracking Anti-Lost Device Waterproof Features: 1. Anti-lost valuables, when the mobile phone and the anti-lost device exceed the default effective distance , two-way automatic alarm, search for the owner to prevent loss (used in, the elderly, children, pet, etc.) 2. Two-way search, forgot to take the phone? Press the anti-lost device twice, the phone alarms, where did you forget your wallet? Press the call in the mobile phone APP, the anti-lost device will alarm, and you can retrieve it according to the sound. 3. Remote Selfie, easy to control the phone to take pictures remotely (up to 10 meters). 4. Positioning tracking, you can check the current position of the object on the mobile phone, and you can find the last stop position after disconnection 5. Multi-task management, a mobile phone can manage 6 anti-lost devices at the same time. Device parameters: 1. Material: ABS 2. Size: 4.4x3.3cm/1.7x1.3in 3. Communication protocol: Bluetooth V4.0+EDR 4.Bluetooth distance: 10 meters 5. Working distance: less than 25m accessible 6. APP software: "isearching" 7. Battery efficiency: CR2032 button battery. 8. APP voice: support English, Chinese, French, Spanish 9. Function: anti-lost, self-timer, recording, positioning lost position 10. Optional color: black / white / pink / blue 11. Compatible system: Apple IOS7.0 or above, Android 4.4 or above and Bluetooth 4.0 12. Compatible device list: iPhone5S/5C/5/4S, iPad 5th/4th/3rd gen, iPad mini, iPad Air, iPod Touch5 13.APP app download: IOS system, please go directly to the APP Store to search for "isearching" download; Android is also a mobile app or online search for "isearching" downloads. Package List: 1x anti-lost device Notes: 1. Check if the phone's Bluetooth is turned on. If not, turn on the phone's Bluetooth. 2. The product application "isearching" has been correctly downloaded and installed on your mobile phone, and the app has been opened. If not, please go to the corresponding application market to download and install the necessary applications. 3.Due to different displays and lighting effects, the actual color of the product may be slightly different from the color shown on the picture. Thanks! 4.Due to manual measurement, please allow slight measurement deviation.