JIMIIOT LL309 Temperature and Humidity Monitoring Tracker


Description:

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:

【Multi-Source Positioning】

Leverage multiple positioning systems (GPS, BDS and LBS) for accurate real-time location tracking on the designated platform.


【Environmental Monitoring】

Built-in temperature and humidity sensor detects and alerts you when readings fall outside your preset limits.


【Real-Time Data Reporting】

Utilize LTE connectivity to upload location, temperature, and humidity readings instantly.


【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】

Receive instant notifications for device removal, abnormal temperature/humidity, and other critical events on your designated platform or preset phone number.


【Bluetooth Configuration】

Configure device settings directly through the Jimi IoT Lab app (iOS) using Bluetooth.


【IP67 Dust & Water Resistance】

High IP-rated casing ensures continued optimal performance in harsh environments.


Specifications:

Positioning & Location
TechnologyGPS, 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
Cellular
TechnologyLTE Cat. 1
FrequencyLL309
LTE-FDD: B2/B4/B5/B7/B12/B14/B17/B25/B26/B66
LTE-TDD: B41
Power
Battery2500mAh Li-Po battery (rechargeable)
Working modesMode 1: Timing Mode
Mode 2: Intelligent Mode
Mode 3: Power-saving Mode
Battery life30 days (one update per hour)
Interface
LED indicationGNSS (Blue), Battery (White), Cellular (Green)
SIMNano-SIM
Memory capacity20,000 data entries (for export); 5000 GPS data entries (buffer)
Tamper proofLight sensor
USBType-C
GNSS antennaInternal
Bluetooth antennaInternal
Feature
Voice monitoring rangeN/A
SensorsLight sensor, Temperature and humidity sensor
ScenariosTamper alert, Temperature & humidity exception alerts, Vibrating alert, Low battery alert
Mount methodWall hooks
BluetoothBLE 5.1
RFIDN/A
Configuration supportSMS, Tracksolid Pro, PC Tools, Jimi IoT Lab
CertificationFCC
Operating environment
Operating temperature–20℃ to +70℃
Operating humidity0% to 100%
IP ratingIP67
Physical specification
Dimensions100 × 60 × 15mm
Weight108g
Standard Packing
LL309 unit1
Type-C cable1
Adhesive wall hooks2
Optional Configuration*
N/A

**Optional Configuration required to be customized or purchased separately.


Customs Duty/Tax

Import duties, taxes and charges are not included in the item price or shipping charges. These charges are the buyer's responsibility.

Buyers need to pay their own import duties,this is also the rules of Ebay.

We do not accept refunds because the goods returned due to the buyer refusal to pay customs duties,

Please check with your country's customs office to determine what these additional costs will be prior to bidding/buying.


Shipping

Item will be shipped out within 5 business days after the payment.

Please check and make sure your address is correct before payment. (In order to make sure you can receive the items successfully, please provide your phone number as well.)

The items will be shipped via standard shipping. It usually takes around 3 to 4 weeks to United Stated, United Kingdom, Australia, Canada and some European countries. But for other countries, it may need 5-7 weeks to deliver the parcel. It may take longer time if there is abnormal weather condition or customs control issue. Please kindly contact us for refund or assistance if the item doesn’t receive during the time. (If you want a faster service, please contact us before your bidding or purchase.)

Please contact us for further assistance if you don't receive the item on time. (Before opening up any "Item not received" dispute/claim, please contact us for a full refund if you don't get the package 35 days after your cleared payment.)

 

Return

All items will be tested or checked carefully and packaged in good condition before sending out to you.

Some faulty items might happen especially after overseas transportation. We offer 30 days Dead On Arrival Replacement Warranty from the date of receipt.

You will be responsible for the returning shipping cost, and we will ship the replacement at our cost after receiving the returned item. Please contact us for details before sending the item back to us.

Replacement or refund will be issued after the items are received by us.


Feedback

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If anything found less satisfactory, please kindly contact us for assistance first. We promise we will provide prompt and satisfactory solution to you. Your 100 satisfaction is our greatest goal here.

Friendly communication is always appreciated and welcome.

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