LTE Cat 1 with 2G
LTE Cat 1 with 2G fallback for wide network coverage.

LTE CAT1/2G RF433 Box-Disguised Rechargeable Tracker
The GL33CG is an LTE CAT1/2G RF433 Box-Disguised Rechargeable Tracker. The device uses LTE Cat 1 with 2G fallback to maintain reliable communication across different network environments.
Dispatch and lead time are confirmed in the quote.
Manufacturer warranty24 months
Overview
The GL33CG is designed to protect valuable goods during transportation. It is built in a box-style enclosure that can be hidden inside cartons or packages, making it difficult to detect. This helps companies track shipments and recover stolen cargo if it is diverted during transit.
The device uses LTE Cat 1 with 2G fallback to maintain reliable communication across different network environments. Location data and alerts are sent to a server so logistics teams can monitor shipments remotely. This ensures that tracking continues even in areas where newer networks may not be available.
The tracker combines GPS and LBS positioning to determine the device location. GPS provides accurate outdoor positioning, while LBS helps estimate location when satellite signals are weak. In addition, RF433 (433–434 MHz) allows recovery teams to detect the tracker using a dedicated detector device when searching for stolen cargo.
The device includes motion detection and geo-fence alerts to detect unexpected movement or route changes. If the tracker leaves a predefined area or starts moving unexpectedly, the system can trigger an alarm report. Built-in jamming detection also warns when signals are intentionally blocked.
A temperature monitoring function helps track the conditions of transported goods. This is useful for shipments that must stay within a certain temperature range. Alerts can be generated if conditions move outside acceptable limits.
The tracker uses a 4000 mAh rechargeable Li-Polymer battery designed for long operating time. Low-power operation and scheduled reporting help extend battery life during long transport routes.
LTE Cat 1 with 2G fallback for wide network coverage.
GPS and LBS positioning for location tracking.
RF433 transmission (433–434 MHz) for close-range recovery detection.
Jamming detection for signal interference alerts.
Motion detection for movement monitoring.
Geo-fence alerts for defined area monitoring.
Dimensions: 97 × 45 × 21 mm.
Weight: 91 g.
Technical data
| Position Accuracy | |
|---|---|
| Position Accuracy | |
| Region | Global |
| Operating Band | LTE CAT1: B1/B2/B3/B4/B5/B7/B8/B20/B28 MHz GSM: 850/900/1800/1900 MHz |
| GNSS Type | All-in-one receiver |
| Certificate | ANATEL,FCC (Planned) |
| (CEP) | Autonomous: <2.0m |
| Interfaces | |
| Interfaces | |
| LED Indicators | Cellular network, GNSS, Power status, BAT behavior |
| Mini USB Interface | Used for configuration, upgrade, charge and debug |
| Air Interface Protocol | |
| Air Interface Protocol | |
| Transmit Protocol | TCP, UDP, SMS |
| Reports | |
| Reports | |
| Scheduled Report | Reports position and status based on preset time intervals, distance, mileage or a combination of these settings |
| Geo-fences | Geo-fence alarm and parking alarm, supports up to 20 internal geo-fence regions |
| Low Power Alarm | Alarms when backup battery is low |
| Power On Report | Reports when the device is powered on |
| Temperature Alarm | Report when the detected temperature is outside or inside a predefined range |
| Modes | |
| Modes | |
| Emergency Mode | Enter emergency mode when the device receives command via GPRS or SMS or when jamming is detected |
| Flight Mode | Turn off cellular function when airborne |
| Hardware | |
| Hardware | |
| Size | 97 (L) × 45 (W) × 21 (H) mm |
| Weight | 91g (3.21oz) |
| Backup Battery | Li-Polymer, 3.7V, 4000 mAh |
| Operating Temperature | -20℃ ~ +60℃ |
| Storage Temperature | -30℃ ~ +70℃ |
| Frequency Band | 433~434MHz |
| Standby Time | |
| Standby Time | |
| Deep Sleep Mode (1 report/day) (GPS On / LBS On / RF433 Off) | 40 days |
| Sleep Mode (1 report/hour) (GPS On / LBS On / RF433 Off) | 26 days |
| Tracking Mode (1 report/5 minutes) (GPS On / LBS On / RF433 Off) | 13 days |
| Emergency Mode (1 report/minute) (GPS Off / LBS On / RF433 On) | 7 days |
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Applications
The GL33CG helps logistics companies monitor high-value shipments during transit. Real-time location updates and geo-fence alerts allow operators to detect route deviations or unexpected stops.
Hidden inside packaging, the tracker can help locate stolen goods. The RF433 recovery signal allows search teams to detect the device in warehouses, containers, or other enclosed areas where GPS signals may be limited.
Transport companies can use the device to locate stolen vehicles or trailers carrying valuable cargo. Motion alerts and location reporting help identify suspicious movement quickly.
Manufacturers and distributors can track goods across the supply chain. Temperature monitoring and scheduled reports provide visibility into both the shipment location and the conditions during transport.
Questions
All-in-one receiver, according to the specification.
–20 … +60 °C, according to the specification.
All-in-one receiver, according to the specification.
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Manufacturer warranty24 months
Europe & United Kingdom
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