A. This watch is fully functional like a mobile phone 4G smart watch phone with two-way video calling feature, enabling face-to-face video talk with your child anytime anywhere. B. Built-in GPS allows you to know your child's location in time and view historical journeys, ensuring your child's safety. C. It allows parents to communicate with their children at any time, making it easy to understand their children's situation. D. IPX7 waterproof, so no worry about getting wet when washing hands. E. Specification: Overall Size 236.6×43.6×15.1mm (Include watch strap), Weight 55g, Material ABS+PC+soft silicone, Main Chipset ASR3603S, GPS Chipset Built-in, Operation system RTOS, System Memory RAM 128MB ROM 196MB, SIM Card Slot Nano SIM card slot, Frequency Bands 4G FDD B1/B2/B3/B5/B7/B8/B20, 4G TDD B38/B39/B40/B41, 3G WCDMA B1/B2/B5/B8, 2G GSM B2/B3/B5/B8, Location Mode GPS+LBS+WiFi, GPS Location Precision 5-15m, WIFI Location Precision 50-100m, LBS Location Precision 100-1000m, LTE+GPS Antenna Internal, Battery Built-in 700mAh polymer battery, Cable Type Magnetic charging cable, Display Screen 1.4 inch IPS color touch screen, 240×240 pixels, Physical Button Power button, SOS, Camera 0.3 megapixels, Waterproof Level IPX7, APP Language Chinese, Danish, Dutch, English, French, German, Greek, Hindi, Hungarian, Indonesian, Italian, Malay, Pilipino, Polish, Portuguese, Russian, Spanish, Swedish, Thai, Turkish, Vietnamese, Arabic, Bulgarian, Finnish, Czech, Romanian, Hebrew, Bosnian, Persian, Israeli, Slovak, Watch Language Chinese, English, Russian, Spanish, Polish, Dutch, Turkish, Italian, French. F. Functions: Location - GPS+LBS+WIFI location, Geo-fence, Route playback; Communication - SOS, 2-way call, Voice message, Remote monitor, Video call, VoLTE; Health - Pedometer, Sleep monitor; Others - No disturbing time, SMS alerts, Low battery alert, SOS alert, Remote shutdown, Alarm clock, Watch finder, Math game, Camera, Rewards, etc.