LL309

Temperature and Humidity Monitoring Tracker
The LL309 is a 4G asset tracker that provides precise location tracking through GPS, BDS, and LBS. It’s equipped with a built-in temperature and humidity sensor, continuously monitoring conditions and sending instant alerts over the 4G network if any deviations occur, making it ideal for safeguarding perishable goods.

The LL309 is a 4G asset tracker that provides precise location tracking through GPS, BDS, and LBS. It’s equipped with a built-in temperature and humidity sensor, continuously monitoring conditions and sending instant alerts over the 4G network if any deviations occur, making it ideal for safeguarding perishable goods. Even when offline, the LL309 can store up to 20,000 records of location, temperature, and humidity, which can be easily exported via a Type-C cable for further analysis. It’s a versatile solution, perfect for refrigerated trucks, parcels, and other sensitive cargo tracking applications.

LL309
Temperature and Humidity Monitoring Tracker
The LL309 is a 4G asset tracker that provides precise location tracking through GPS, BDS, and LBS. It’s equipped with a built-in temperature and humidity sensor, continuously monitoring conditions and sending instant alerts over the 4G network if any deviations occur, making it ideal for safeguarding perishable goods.

The LL309 is a 4G asset tracker that provides precise location tracking through GPS, BDS, and LBS. It’s equipped with a built-in temperature and humidity sensor, continuously monitoring conditions and sending instant alerts over the 4G network if any deviations occur, making it ideal for safeguarding perishable goods. Even when offline, the LL309 can store up to 20,000 records of location, temperature, and humidity, which can be easily exported via a Type-C cable for further analysis. It’s a versatile solution, perfect for refrigerated trucks, parcels, and other sensitive cargo tracking applications.

FEATURES
SPECIFICATIONS
ACCESSORIES
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GPS & WiFi & LBS Positioning、GPS & BDS & LBS & Wi-Fi Positioning
Multi-Source Positioning
Leverage multiple positioning systems (GPS, BDS and LBS) for accurate real-time location tracking on the designated platform.
2
Environmental Monitoring
Built-in temperature and humidity sensor detects and alerts you when readings fall outside your preset limits.
3
Real-Time Data Reporting
Utilize LTE connectivity to upload location, temperature, and humidity readings instantly.
1
Local Data Storage
Store up to 20,000 data entries (including location, temperature, humidity, and alarms) for export via the included Type-C cable and cache an additional 5,000 data points (location, temperature, and humidity) collected in areas with no cellular signal.
Multiple Alerts
Multiple Alerts
Receive instant notifications for device removal, abnormal temperature/humidity, and other critical events on your designated platform or preset phone number.
Bluetooth Configuration、Bluetooth Accessory Compatibility (Optional)
Bluetooth Configuration
Configure device settings directly through the Jimi IoT Lab app (iOS) using Bluetooth.
IP67 Dust & Water Resistance
IP67 Dust & Water Resistance
High IP-rated casing ensures continued optimal performance in harsh environments.
Positioning & Location
Technology GPS, BDS, LBS
Accuracy < 2.5m CEP
Tracking sensitivity –148 dBm
Acquisition sensitivity –168 dBm
TTFF (open sky) Avg. hot start ≤1s; Avg. cold start ≤32s
Warm start: 25s average
Hot start: 1s average
Cellular
Technology LTE Cat. 1
Frequency LL309
LTE-FDD: B2/B4/B5/B7/B12/B14/B17/B25/B26/B66
LTE-TDD: B41
Power
Battery 2500mAh Li-Po battery (rechargeable)
Working modes Mode 1: Timing Mode
Mode 2: Intelligent Mode
Mode 3: Power-saving Mode
Battery life 30 days (one update per hour)
Interface
LED indication GNSS (Blue), Battery (White), Cellular (Green)
SIM Nano-SIM
Memory capacity 20,000 data entries (for export); 5000 GPS data entries (buffer)
Tamper proof Light sensor
USB Type-C
GNSS antenna Internal
Bluetooth antenna Internal
Feature
Voice monitoring range N/A
Sensors Light sensor, Temperature and humidity sensor
Scenarios Tamper alert, Temperature & humidity exception alerts, Vibrating alert, Low battery alert
Mount method Wall hooks
Bluetooth BLE 5.1
RFID N/A
Configuration support SMS, Tracksolid Pro, PC Tools, Jimi IoT Lab
Certification FCC
Operating environment
Operating temperature –20℃ to +70℃
Operating humidity 0% to 100%
IP rating IP67
Physical specification
Dimensions 100 × 60 × 15mm
Weight 108g

* We reserve the right to the final interpretation for this product. All information is for reference only and is subject to change without further notice.

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APPLICATIONS
Cold Chain Freight Protection
Delivery Package Tracking
Delivery Package Tracking
APPLICATIONS
Cold Chain Freight Protection
Delivery Package Tracking
Delivery Package Tracking
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