Kids Smart Watch Support SIM card Waterproof Kids Smartwatch Dual Smart Watches(blue) Kids Smart Watch With SIM Card Waterproof Kids Smartwatch Dual Cameras Baby Children's Watches For Android IOS|Smart Watches(blue)FeatureGSM: 850 /900 /1800 /1900 MHz Battery capacity:400mAh APP name:Setraker LBS location: check the real time position on APP map Weather forecast: update weather information automatically Voice chat: take voice chat between watch and APPFootprint: check the historic trajectory Safety Zone: set 3 Geo fences. There will be an alarm notice when the watch leaves the fence. Alarm clock: 3 alarm clocks can be set. Phone book: 10 numbers can be set into the watch. Can make calls to each other SOS: Set 3 emergency numbers Size: 1.44inchcolorblue How To Use: 1.Scan QR code on the packing box and which is always you can find at the button of boxes. 2.Downlad the APP "Setracker" and Register Account. 3.Scan or enter into the device ID.Each device has only one unique ID, it can be only be used once, and it is the access to connect between watch and phone. 4.The watch language we have now are: English, French, Spanish, German, Russian.