2G Relay‑Shaped Vehicle GPS Tracker for Hidden Anti‑Theft Monitoring

The MV820 adopts relay‑style housing to blend into vehicle wiring. It accepts 9‑90V DC input for cars and motorbikes. It supports remote fuel cut‑off, vibration and tow alarms. GPS+GLONASS+LBS positioning pairs with 45mAh backup battery for stable tracking.

Product Features

Hidden Design

Relay-shaped appearance to hide tracker and avoid discovery.
Remote Cut-off Fuel/Power

Remotely cut fuel or power for anti-theft protection and emergency safety control.
Trajectory Playback

Replay 180 days route to trace asset paths and secure your assets.
Geo-fence

Get alerts for unauthorized zone crossings, restrict vehicle activity range.
Real-time Tracking

Monitor your asset location live, keep full control all the time.
Movement Alarm

Get alerted the moment your vehicle moves, perfect for parking security.
Vibration Alarm

Trigger alerts on abnormal vibration, prevent vehicle tampering.
Overspeed Alarm

Trigger alerts when speed exceeds limit, manage reckless driving risks.
Tow Alarm

Notify you right away when your car gets towed illegally so you can take timely action.
GNSS+LBS Positioning

Precise satellite positioning, LBS backup when satellite signals drop.

Product Specifications
Key Features
Download (Manual /Catalog)

Filter

Device Param

Model	MV820
Demension	31mm(L) * 31mm(W) * 57mm(H)
Weight	53g
Working Voltage	DC 9V - 90V
Working Temperature	-20℃ - 75℃
Working Humidity	10%-85%RH
Built-in Memory	1000pcs GPS data can be stored at network blind area

GNSS

Cold Start	≤32 Seconds
Hot Start	≤1 Second
Tracking sensitivity	-162 dBm
GPS Channels	64
GNSS Antenna	Built-in Ceramics GNSS Antenna
Positioning Type	GPS+GLONASS+LBS
Accurancy	5-10m

Cellular

Technology	2G GSM
Working Frequency	GSM: 850/900/1800/1900MHz
Cellular Antenna	Built-in

Power

Battery	3.7V 45mAh Lion Polymer battery
Working Current	<30 mA
Sleep Current	<15 uA

Interface

Digital Output	1 x digital output for cut off oil
SIM Card	Nano SIM Card
Firmware Upgrade	OTA & UART Serial Upgrade
LED indication	GSM LED
	Charging LED
	GPS LED