▌ Multi‑source High‑precision Satellite Positioning
Supports concurrent reception and joint positioning of GPS, BDS and GLONASS with AGPS auxiliary function. Satellite positioning accuracy reaches ≤10m, maximum positioning refresh rate up to 5Hz, featuring ultra‑high tracking sensitivity of -162dBm; WIFI and LBS positioning compensate for signal blind areas.
▌ Full‑band 4G CAT1 Cellular Communication
Covers mainstream FDD‑LTE and TDD‑LTE frequency bands, equipped with spring LTE antenna, transmitting data via TCP protocol.
▌ Multiple Configurable Low‑power Modes
Three adjustable power‑saving strategies: intelligent motion‑triggered mode, fixed interval reporting mode and once‑daily timed wake‑up mode, effectively extending standby duration.
▌ Anti‑disassembly Alarm Function
Built‑in light sensor triggers disassembly alert once ambient brightness changes drastically from dark.
▌ Dual LED Status Indication
Independent red LED for power & operating status, yellow LED for cellular network signal status to facilitate real‑time status checking.
▌ Wide Temperature Adaptability
Operating temperature: -20℃ ~ +70℃; storage temperature: -25℃ ~ +75℃, suitable for outdoor and vehicle deployment under harsh temperature conditions. 
