JM-VG02U INS-aided OBD Tracker
The JM-VG02U is an OBD II tracker that can be installed effortlessly. With the built-in 3-axis accelerometer, 3-axis gyroscope and a practical algorithm, it can detect 8 types of improper driving behaviors and prevent dark spots, even in areas with poor GPS signal. It's improved system of alerts increases the safety of both the drivers and the vehicle, while at the same time reducing false alerts.
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Feature
 INS-aided GPS Tracking
Ensures constant tracking in the area with poor GPS signal or even without it.
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.png){kind=icon} Driving Behavior Analysis (Advanced)
Receive alerts when any of 8 kinds of dangerous driving behavior is detected.
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 Accuracy ≥98%
Precise mileage calculation based on a unique algorithm, the mileage error can be less than 2%.
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 6-axis Accelerometer & Gyroscope
Sensitive detection of linear acceleration and angular velocity.
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 9-36V Operating Voltage
Compatible with a wide range of input voltage, able to work on diverse vehicles.
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 Effortless Installation
Simply plug this device into OBD II socket, you don't have to turn to professionals.
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 Fatigued Driving Alert
Get alerted of the situation that a driver has continuously driven over a long time.
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 Multiple Alerts
Instant alerts for atypical events such as low battery, speeding, abnormal vibration, etc.
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Spec
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GNSS
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| Positioning system | GPS/GLONASS/BDS, LBS assisted INS (inertial navigation system) |
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| Frequency | L1 | |
| Positioning accuracy | <2.5m CEP | |
| Track sensitivity | -165dBm | |
| Acquisition sensitivity | -148dBm | |
| TTFF (open sky) | Avg. hot start ≤1sec | |
| Avg. cold start ≤32sec | ||
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Cellular
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| Communication network | GSM | |
| Frequency | Dual-band 900/1800 & Dual-band 850/1900 MHz | |
| Power | ||
| Battery | 50mAh/3.7V industrial-grade Li-Polymer battery | |
| Input voltage | 9-36VDC | |
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Interface
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| LED Indication | GNSS (Blue), Cellular (Green), Power (Red) | |
| Connector | OBD II port | |
| SIM | Nano-SIM | |
| Data storage | 32+32Mb | |
| Physical specification | ||
| Dimensions | 45.0 x 22.5 x 30.0 mm | |
| Weight | 30g | |
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Operating environment
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| Operating temperature | –20℃ to +70℃ | |
| Operating humidity | 5%～95%, non-condensing | |
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Features
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| Sensors | Accelerometer and gyroscope | |
| Ignition detection | External Power Voltage | |
| Scenarios |
Vehicle movement alert, Over-speed alert, Geo-fence, Vehicle battery detection, Power supply disconnection |
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| Driving behavior analysis |
Harsh acceleration, Harsh braking, Harsh cornering, Sudden lane change, Collision, Skidding, Rollover, Roll & pitch |
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