Relay gps tracker features:
1. Hidden Design and Tracking: It is hard to find out a relay working as gps tracking device.
2. Wide Operating Voltage 10-40V DC
3. Remotely Cut Off & Resume Fuel. Helpful for stolen vehicle recovery.
4. GPS+LBS Double Positioning
5. Realtime Tracking, with SIM inserted, user can track real time the vehicle loation by SMS, Web and APP
6. History Route Playback, history data is stored over 6 months at server.
7. Power Saving Mode: The device will go into standby mode automatically when there isn't vibration for 3 minutes , it will go
into working mode when it detect vibration again
8. Overspeed Alarm: If vehicle speed is high then preset speed limit, there is alert on APP and Web.
9. Shock Alarm: If vehicle is parked for 5 mins, shock will wake up device, and device shall send out alarm.
10. Movement Alarm: When the units stays immobile in a place for 10 minutes, the user can set up the movement alarm by this
command "move+passord", then in case the device moved 500m it will send alarm SMS "Move Alarm+Latitude and longitude" to the
authorized number.
11. Geo-fence: Set up a fence area, if vehicle goes out of the fence area, there is alarm.
12. Sleep Mode:
* Sleep by time mode: After did this setting, tracker will only work for 5 minutes after being waked up, and back to sleep mode,
GPS will shut off and GSM will works in low consumption mode. SMS, call will can wake up the tracker.
* Sleep by shock sensor mode: After did this setting, if no shock for 5 minutes, the tracker will work under "sleep by shock"
mode, GPS will shut off, GSM will works in low consumption. Vibration, SMS, call will can wake up the tracker.
13. External power cut alarm: Under arm mode, if someone cut the wires of the device, you will can get alarm information from the

Relay gps tracker Packing List:
1 * Relay GPS Tracker Main Unit LK720

31*31*57 mm
GSM Frequency
GSM 850/900/1800/1900Mhz
GPS Module
GPS Sensitivity
GPS Accuracy
Time to first fix
Cold start 35-80s
Warm start 35s
Hot start 1s
Working voltage
Built-in 3.7V 80Ma Li-ion battery
Storage Temperature
-40°C to +85°C
Working Temperature
-20°C to +55°C
Working Humidity
5%–95% non-condensing
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