Cargo Security Door Open Close Notification Tracker. Real-Time Door Alerts: Instantly notifies users of door openings and closings to enhance cargo security. Long Battery Life: 1300mAh rechargeable battery provides up to 3 months of operation with 4-hour reporting intervals. Discreet Hidden Installation: Designed for easy paste installation inside containers to prevent tampering and unauthorized removal. Base Station Locating: Utilizes base station technology for real-time location updates even in areas without GPS signals. Customized Hardware & Software: Offers tailored hardware and software functionalities to meet specific client requirements. Fast Sample Delivery: Sample orders typically ship within 2-4 days for quick evaluation. Robust Data Storage: Capable of storing up to 1000 pieces of data including blind data storage for reliability. Comprehensive Platform Support: Includes web-based tracking platform and dedicated iOS and Android applications.