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ML150 User Manual V1.0
Learn how to set up your new MiCODUS Tracker
Copyright ©2022 MiCODUS | All Rights Reserved
1. Main Features
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Real-time Tracking Historical Route
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Built-in Magnet Waterproof IP65
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1500mAh Voice Monitor
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Overspeed Alarm Vibration Alarm
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Geo-fence Shift Alarm
2.Specifications
| Working Parameters | Model | ML150 |
| Weight | 58.4g | |
| Dimensions | 36mm(L) * 23mm(W) * 54mm(H) | |
| Charging Time | Around 5 hours | |
| Battery Working Time | 3-5 days under tracking mode | |
| Working Voltage | DC 3.4V – 4.5V | |
| Working Current | 4V/Average 45mA | |
| Sleep Current | 4V/less than 5mA | |
| Battery Capacity | 3.7V 1500mAh Lion Polymer battery | |
| Working Temperature | -20℃ – 75℃ | |
| Working Humidity | 10%-85%RH non-condensing | |
| Cellular Specifications | Working Frequency | 2G GSM/GPRS 850/900/1800/1900Mhz |
| SIM Card | Nano SIM Card | |
| Cellular Antenna | Built-in | |
| GNSS Specifications | Positioning Type | GPS+BEIDOU+LBS |
| GPS Antenna | Built-in | |
| Cold Start | ≤32 Seconds | |
| Hot Start | ≤1 Second | |
| Tracking sensitivity | -162 dBm | |
| GPS Channels | 64 | |
| Position Accuracy | 5-10m | |
| External Interface | Microphone, Magnetic | |
3. Activate Device
Install the SIM card via the correct direction as below:
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- Nano SIM
- Micro SIM
- Normal SIM
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| LED | Event | State |
| POWER LED (RED) | Charging | Solid |
| Charger inserted and battery has been fully charged | Dark | |
| Charger has not been inserted | Dark | |
| CELL LED (YELLOW) | Searching for network | Flash every 1 second |
| Network has been registered | Solid | |
| GPS LED (BLUE) | GPS is in fixing | Flash every 1 second |
| GPS has fixed | Solid | |
| ALL LED | Device is working but stopped more than 5 min | ALL LED TURN OFF |
| Device has not been turn on | ||
| Device ran out of battery |
Please get the exact correct APN name from local SIM card provider. Take the tracker to a good signal place for operation and configure the APN for it as below:
| SMS Command Format | Reply | Example | |
| APN,ApnName,User, Password# | SET APN OK | APN,orange, orange,orange# | If the SIM card has APN user and APN Note password, then use this command. |
| APN,ApnName# | SET APN OK | APN,internet# | If the SIM card operator doesn’t have APN user and APN password, then please use this command. |
Note: The APN information is very important, it must 100% correct to match with the sim card
of the tracker, if you configured wrong APN, the tracker also will reply “SET APN ok” but it will can’t get online!
4. Package Content
GPS Main Unit x 1
USB Charging Cable x 1
User Manual x 1
Quick User Guide x 1
Genuine Packing Box (Optional) x 1
Hard-Wired Car Charger (Optional) x 1
5. Functions Explanation
Please follow with the quick user guide carefully!
a. Working modes setting
* ML150 has 3 working modes to meet different tracking demands, the setting command format is as below:
MODE,A,T1,T2#
A=1 (Tracking mode)
T1: upload interval of GPS data in moving status, unit: second,10-3600s; default: 10s
T2: upload interval of GPS data in static status, unit: second, 180-65535s; default: 3600s
A=2 (Power saving mode)
T1: interval start time, format: HH:MM
T2: time interval, range: 1-72 unit: hour, default interval: 24hours
A=3 (Hibernation mode)
T1: interval start time, format: HH:MM
T2: time interval, range: 1-72 unit: hour, default interval: 24hours
For example:![]()
* Example:
MODE,1,10,3600# (this means the device will upload data by 10s interval under moving status and 3600s interval under stationary status)
MODE,2,0900,1# (this means the device will start working via mode 2 at 09:00am, and it will upload data every 1 hour)
MODE,3,0900,1# (this means the device will start working via mode 3 at 09:00am, and it will upload data every 1 hour)
* Note ![]()
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: The difference between mode 2 and mode 3 is that under mode 2 the device can be wake up by sms, call and vibration, under mode 3, the device will just can be wake up by teardown alarm.
b. Voice Monitor:
* Set center number by this sms command: CENTER,A,center number#
* Switch the tracker to voice monitor mode by this sms command: MONITOR#
* Dial the sim number of the tracker from the center number, then the tracker will pick up the call automatically and you will can remote monitor the voice around it.
For example:![]()
c. Vibration Alert:
This vibration alert function just work under stationary status. How to use this function:
* Configure SOS numbers for the tracker by this sms command:SOS,A,1st number,2nd number,3rd number#
3 SOS numbers supports at the most
* Enable the device to enter into arm mode by this sms command: ARM#
* Conifgure the alarm ways by this sms command: SENALM,A,M#
A=ON/OFF, default: OFF;
M=0/1/2, way of alarming,
0 :GPRS only, 1: SMS+GPRS, 2: GPRS+SMS+phone call, default:1
* Keep the device under stationary status more than 5min to let it enter into sleep arm mode;
* Vibrate the device then the tracker will send the vibration alarm messages
For example:
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6. Applications
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Personal Valuables
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Suitcase Vehicles
7. Troubleshooting
Type | Use |
| Unable to connect to tracking platform | Check the APN and settings. Check whrther the data service of SIM card is enabled. Check the balance of SIM card. |
| Tracker shows offline | Check whether external power is still connected. Check if the vehicle entered netword blind area. Check the balance of SIM card. |
| Unable to locate | Make sure the top side facing upward without metallic things shielded. Make sure it’s not in area with no satellite coverage. |
| Location drift | In area with poor GNSS signal (tall building around or basement), drifting may happen. Check whether vibration happens around to trigger the accelerator. |
| No command reply | Make sure command format is correct. Vehicle may be in network blind area. Make sure SIM card is well inserted and has SMS service. |
8. Full SMS Commands List
Functions | Command Format | Explanation |
| APN Setting | APN,Network name[,name,password]# | APN,CMNET# (if no name & Password) APN,internet,internet,internet# (if with name & Password) |
| Server Setting | If set with Domain Name: SERVER,1, Domain,Port# | SERVER,1,d.micodus.net,7700# |
| If set with IP: SERVER,0,IP,Port# | SERVER,0,47.254.77.28,7700# | |
| Revise the instruction password | PASSWORD,[A],[B]# | A=old password, six digitals, digital range: 0-9, default:000000; B=new password, six digitals, digital range: 0-9 |
| Check IMEI | IMEI# | |
| Restore factory settings | FACTORY# | |
| Version Inquiry | VERSION# | |
| Parameter Inquiry | PARAM# | Check ID,IMEI,APN, IP,PORT,TIMER,Center number,SOS number,Time Zone |
| Latitude & Longitude Inquiry | WHERE# | |
| Map URL Inquiry | URL# | |
| Check All Alarms Status | ALARM# | |
| Status Inquiry | STATUS# | BATTERY: XX% (Built-in Battery Power Percent) NET: CLOSED (No Network) FAILED (Connecting Network or Failure) SUCCESS(Connected to Network), NONE (No GSM Signal) HIGH / MED / LOW (Signal Strength) GPS: CLOSED (GPS Module Closed) FIXED, N(Positioned and satellite number) UNFIX, 0 (Not Positioned yet) ANGLE: 20 (the data upload angle) SENSOR: ON/OFF (the status of the shake sensor) LEVEL: 3 (the sensitivity of the shake sensor) STATE: ARM/DISARM (the defense status of the device) |
| Time Zone Setting | GMT,Time zone orientation,Whole Time Zone[,Half Time Zone]# | GMT,E,8# (if no half time zone) GMT,W,9,30# (if has half time zone) NOTE: Parameter : E / W; 0 ~ 12; 0/15/30/45 |
| Set the angle upload | ANGLEREP,[X][,A][,B]# | X=ON/OFF,default:ON; A=5~180 degrees,diversion angle degree, default: 30 degrees;B=2~5 seconds, detecting time, default: 3 seconds. |
| ANGLEREP,OFF# | ||
| Mileage Statistics | MILEAGE,[A],[B]# | A=ON/OFF, On/Off mileage calculation, default: Off B=0~999999, Mileage initial value , unit: km ; default: 0, mileage return to zero |
| MILEAGE# | Query current mileage | |
| Add SOS Administrator Number | SOS,A,1st number,2nd number,3rd number# | Set 3 numbers at a time: SOS,A,13800138000,1380013800 1,13800138002# Set the first number separately: SOS,A,13800138000# Set the second number separately: SOS,A,,13800138001# Means to set 3rd number separately: SOS,A,,,13800138002# |
| Delete SOS Administrator Number | SOS,D,1st number,2nd number,3rd number# or SOS,D,1,2,3# | Directly delete the number: SOS,D,13800138000# Delete 1st number: SOS,D,1# Delete 2nd number: SOS,D,2# Delete the 2nd and 3rd number: SOS,D,2,3# |
| Add Center Number | CENTER,A,center number# | CENTER,A,13800138000# NOTE: Only center number can be used for cutting off fuel. |
| Delete Center Number | CENTER,D# | |
| Working Mode Setting | MODE,A,T1,T2# | A=1/2/3, 1:Tracking mode 2:Power saving mode 3:Hibernation mode; Default mode: 1 A=1 A=2 A=3 Note: The difference between mode 2 and mode 3 is that under mode 2 the device can wake up by sms, call and vibration, under mode 3, the device will just can wake up by sms and call, vibration will can’t wake up it. |
| Sleep Mode Setting | SLEEP# | NOTE: After set this sleep mode, the device will enter into sleep mode automatically when the device keep stationary status more than 5min. |
| SLEEP,OFF# | ||
| SLEEP,OFF# | MONITOR# | NOTE: Before monitoring the voice around the device, the user must change the device to this monitor mode firstly. |
| Track Mode | TRACK# | NOTE: After used the voice monitor mode, user can switch the device back to track mode by this command. |
| Heartbeat Packet Upload | HBT,time# | HBT,3# NOTE: Range :1-60min, default 3min. |
| Sensor Sensitivity | MOTION,sensitivity# | MOTION,2# NOTE: Sensitivity Level:1-9 (1-9 is from week to strong vibration) |
| Arm manually | ARM# | Set the device into arm mode |
| Disarm manually | DISARM# | Set the device out of arm mode |
| Overspeed Alarm Setting | SPEED,[A][,B][,C]# | A=ON/OFF, open or close over speed alarm, default:OFF B=1~255(km/h), speed limit, default:100(km/h); C=0/1, way of alarm, 0 : GPRS only, 1: SMS+GPRS, default:1. |
| SPEED,OFF# | ||
| Vibration Alarm Setting | SENALM,[A][,M]# | A=ON/OFF, default: OFF; M=0/1/2, way of alarming, 0 :GPRS only, 1: SMS+ GPRS, 2 : GPRS+SMS+phone call, default:2 |
| SENALM,OFF# | ||
| Shift Alarm Setting | SHIFT,[A][,B][,M]# | Example: SHIFT,ON,100,1# ( Means Setting 100 meters shift alarm range, when the ignition turned off, vehicle’s 100 meters’ shift will trigger the alarm.) A=ON/OFF; default:ON B=Shift Distance (Range: 100-9999m) M=0/1/2; way of alarm, 0 : GPRS only, 1: SMS+ GPRS, 2: GPRS+SMS+CALL, default:1 |
| SHIFT,OFF# | ||
| Low Battery Alarm Setting | BATALM, [A][, M]# | A=ON/OFF, default:ON; M=0/1, way of alarming, 0: GPRS only, 1: SMS+GPRS, default:1; |
| BATALM,OFF# |
9. Any Questions?
E-mail: [email protected]
Skype: MiCODUS
10. Download the APP
Search “MiCODUS” in iOS APP store or Google Play Store, or just scan the QR code as below to download MiCODUS APP:


















