R31L is a 4G tracking device for trucks, fleets, and staff vehicles to monitor your drivers, speed, safety, and auto logistics for enterprises of all sizes. The R31L 4G fleet GPS tracking device supports GPS/BDS positioning technology, and the positioning error is reduced to within 5 meters.
It gathers all locator-related functions and has a built-in large-capacity battery. This fleet GPS tracker is suitable for car rental business, fleet vehicle management, and so on.
The R31L GPS tracker is a feature-rich positioning terminal with a wide range of applications. Also, the device uses an ASR1603 chip and supports BDS/GPS/GLONASS positioning.
It integrates the self-developed hardware monitoring circuit to make the equipment reliable and stable for a long time, and can automatically recover when an abnormality occurs.
You can configure geolocation and unauthorized usage alerts effortlessly with this fleet GPS tracker and receive notifications when vehicles arrive at certain areas, as well as vehicles and cars that move after hours.
Features of this fleet GPS tracker
- Horn reminder function (default)/ oil detection function (optional) / temperature detection (optional)
- Remote cut-off (fuel/power)
- Remote voice recording and listening
- ACC detection
- Light sensitive alarm, SOS alarm
- Built-in hardware monitoring circuit, automatic recovery of abnormal state
- Driving behavior analysis
- Real-time tracking
This 4G hardwired GPS tracking device can be used in: Fleet management, Car rental, Bus management, Etc.
Product Parameters
| Positioning Mode | GPS/BDS/GLONASS |
|---|---|
| Communication Frequency | 850/900/1800/1900 MHz |
| Battery | 280mAh |
| LED Indication | GSM(Red), GPS(Blue) |
Product Features

Real-Time Tracking
Optimize and streamline your delivery process to drive efficiently.

Temperature/Humidity Sensor(Optional)
Optional peripherals to monitor temperature and humidity to gain visibility into your operations and help save money.

Low-Battery Alarm
Trigger an alarm when the device battery is about to run out of charge.

Light Sensitive Alarm
Get alarms when light changes suddenly.

Multiple Operating Mode
Configurable working modes according to your actual demands. Mode 1: Real Time Tracking Mode 2: Smart Tracking Mode Mode 3: Power Saving Mode Mode 4: Alarm Tracking Mode

Remote OTA
Using OTA technology doesn’t just promote security updates to be sent to devices. It also encourages new functionality to be rolled out.