Independent call: By positioning the watch, you can set the family number, two-way call, and the watch supports micro SIM card. Connecting this product unlocks additional features. Electric Fence: Old smart watch with GPS tracker to keep family safe at all times. Set up a safe electronic shooting range on the APP. When the elderly and go out of the set safe range, the family mobile phone will remind in real time. One-key help: fall detection smart watch In an emergency, press and hold the SOS assistant button, automatically dial the SOS preset number and notify family members as soon as possible, available for iOS and platforms. Multiple positioning: GPS + LBS + WIFI + G-SENSOR + Beidou precise multiple positioning, fast and accurate positioning, you can check the specific position in real time through the APP. All-Day Activity Tracking: Rugged smartwatch accurately records all-day activity such as steps, calories burned and sleep status. A variety of sports modes provide you with HG