Smart watches provide the perfect "all-round protection" for the elderly. The bracelet is lightweight and easy to wear on the wrist, especially for dementia or elderly with limited mobility. Features: * Two-way call. * Heart care: heart rate / blood pressure / blood oxygen / atrial fibrillation / / step sleep / blood sugar measurement * Precise positioning: GPS + BD + WiFi + LBS + AGPS + G-Senor six-way precise positioning * Geofence: You can define a virtual "fence" in your application. This can be around the house with a radius of 100 metres. Trigger an alarm as soon as the wearer exceeds this range. * IP67 deep waterproof: deep waterproof design, no need to live a good life. * Long standby: large capacity battery, low power consumption, long life, standby for 5 days * Sport detection. Parameters: Material: plastic silicone. Appearance size: 52 x 22 x 15 mm. Touch screen button: Screen size: 1.0 inches. Running memory: 128. Battery capacity: 600 mAh. Packing list: Watch + charging cable + manual