Features:1. Anti-lost valuables, when the mobile phone and the anti-lost device exceed the default effective distance, two-way automatic alarm, search the owner to prevent loss (used in the elderly, children, pets, etc.) 2. Two-way search, forgot to take the phone? Double-click on the anti-lost device, the phone alarms, what has the wallet forgotten? Press the call in the mobile APP, the anti-lost device will alarm, follow the voice point to retrieve it 3. Remote control Selfie, easily control the mobile phone to take pictures remotely (maximum 10 meters). 4. Location tracking, you can check the current position of the object on the phone, and you can check the last position after disconnectingSpecifications:1. Communication protocol: Bluetooth V4.0+EDR 2. Working distance: less than 10 barrier-free 3. APP software: scan and download the QR code of random delivery 4. Battery efficiency: CR203 button battery, the longest lasting three months 5. APP voice: support English, Chinese 6. Multi-task management, one mobile phone can manage up to 6 anti-lost devices at the same time. 7. Compatible system: (Apple IOS5.0 or above/Android 4.3 or above and Bluetooth 4.0 at the same time)Package includes:1*anti-lost device 1*InstructionNote:1.Before using, please download the app and read the instructions carefully. See the instruction manual for more details.2.For the color, due to the influence of various monitors and lighting conditions, the color may be slightly different from the listed photos, please note, thank you,