Long Lasting X1l Mini OEM Custom Personnel GPS Tracker for Dementia Patients. Multi-GNSS Support: Supports GPS, BeiDou, GLONASS, AGPS, and LBS for accurate global positioning. Electronic Fence Alerts: Define safe zones and receive automatic vibration alerts if the device moves outside. Compact & Lightweight: Dimensions 57*50*20mm with no screen, designed for easy daily carry. Long Battery Life: Equipped with a 600mAh polymer battery for extended tracking periods. Two-Way Communication: Features SMS query, location query, and function settings via text messages. Customizable Software: Supports custom functions and white-labeling under your own brand name. Global Connectivity: Compatible with LTE-FDD and LTE-TDD networks across multiple frequency bands. Comprehensive Certifications: Certified with CE, FCC, RoHS, ISO/TS16949, ISO14001, and ISO2000.