GPS Locator Tracker Wrist Band for Prisoners and Home Quarantine GPS Bracelet. Real-time GPS Positioning: Accurate location tracking with 5-15 meters precision using GPS and LBS. Tamper Resistant Design: Alerts triggered immediately if the bracelet is removed or cut off. Long Battery Standby: Battery lasts longer than 4 days with 650mAh capacity and 100+ hours standby. IP67 Waterproof Rating: Dust proof and waterproof design suitable for harsh environments. Multi-Mode Positioning: Supports GPS, LBS, and WiFi for accurate indoor and outdoor tracking. Cloud Platform Support: Unlimited device hosting on stable, fast cloud cluster servers with backup. Comprehensive Certifications: Passed CE, ROHS, FCC, and ISO9001 quality standards. Portable Power Bank: Includes 850mAh power bank for convenient charging anywhere.