UM552 is the newly designed and engineered vehicle gps tracker with latest technology, stable firmware and shining casing.
UM552 has 4 wires, respectively DC+, GND, ACC detection and Relay control.
The new gps tracking device has also backup battery and shock sensor builtin in, so it can offer vibration alarm and main power tamper alarm.
The most useful feature is that all these alarms can be sent by SMS or Call once they are triggered, alarm including: power tamper, ACC/Engine ON, Shock.
Car GPS Tracker UM552 Features:
- Newly designed vehicle gps tracker for car, truck and motorbike
- Support Real time web tracking software
- Support IOS/Android smart phone based tracking app
- Support SMS command tracking
- Geo-fence alarm
- Sleep mode to save power
- Built-in backup battery 90mAh
- Remote engine immobilize by connecting with relay. (optional)
- Support auto Arm and Disarm with ACC wire connected
- Support engine On and call preset number
- Support shock detection and call preset number
- Support power tampered alarm and call preset number
UM552 Specifications:
| Content | Specs. |
| Dim. | 77*28*16mm |
| Network | GSM/GPRS |
| Frequency | 850/900/1800/1900 MHz |
| GPS chipset | MTK high sensitivity chip |
| Location accuracy | <10 meters CEP |
| Time To First Fix(open sky) | Cold status <35s Hot status <1s |
| Working voltage | 9-90VDC |
| GPRS Protocol | TCP/IP |
| Operating temp. | -20°C to +70°C |
| Consumption | 5mA~50mA |
UM552 SMS Commands:
| Admin number | admin123456 Tel | The last binding is valid | |
| APN setup | apn123456 cmnet | Replace cmnet with local APN | |
| Change password | password123456 X | X is new 6 digits password | |
| Status check | CXZT | ||
| Google Link | Map | ||
| Cut fuel | DY123456 | Resume fuel | KY123456 |
| Restart GPS | CQGPS | Restart Device | CQ |
| Overspeed value setup | speed123456 080 | ||
| Power cut SMS alarm | pwrsms123456,X |
X=1, open. X=0, close
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| Power cut call alarm | pwrcall123456,X | ||
| ACC Arm/Disarm | ACCLOCK,123456,X | ||
| ACC ON SMS alarm | accsms123456,X | ||
| ACC ON call alarm | acccall123456,X | ||
| Shock alarm control | shock123456,X | ||
| Shock SMS alarm | 125# | Close | 126# |
| Shock call alarm | 122# | Close | 121# |
UM552 GPS Tracker Relay Connection
Relay is connected to cut off vehicle engine or power in case of emergency. Relay has 12V and 24V.
UM552 History Playback
UM552 is widely tested and solar popularly in Ethiopia, Kenya, Nigeria, Uganda, Ghana, Sierra Leone, Zambia, Tanzania and Chile etc. Below are some screenshots of the devices, from which we can see the traces look great. No Jump, No straight line, No cross houses or roads, and each turn is recorded as well. We shall share more. A good history plabyack traces can prove the device good performance while doing live tracking of vehicles.