Wholesale China factory 4G smart senior smart wrist tracker tracking device watch gps with live map monitoring medicine reminder D41. Triple Positioning Technology: GPS, WiFi, and LBS ensure precise real-time location tracking. Comprehensive Health Monitoring: Tracks heart rate, blood pressure, SpO2, and body temperature. IP67 Waterproof & Durable: Resistant to water and dust with PC+ABS material construction. 4G/3G/2G Network Support: Ensures stable connectivity and two-way video/voice calls. Safety & SOS Features: Includes fall detection, geofence alerts, and one-touch SOS. Long Battery Life: 800mAh battery provides 2-3 days of working days on single charge. Lifetime Free APP Service: Beesure GPS app and AWS cloud platform are free for lifetime. User-Friendly Design: 1.83-inch IPS screen with large tactile buttons and medicine reminders.