SinoTrack Car GPS Tracker, ST-903 Mini GPS Tracker Locator Real-Time Location Tracking Device with Voice Monitor Car Motorcycle GPS Device for Truck Taxi Kids Pets

Price: £39.99 - £26.99
CLICK BUY NOW FOR UPDATED PRICE (as of Apr 29,2021 03:43:50 UTC – Details)

Product Description

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Support Real-time tracking

real time trackingreal time tracking

More details

With SinoTrack gps tracker device, easily to check your kids, teenagers, Parents, loved ones in real time, know where they are. Using our tracking platform know your loved ones in real-time location, trip histories, etc. The ST-903 2G GPS location tracker use about 30MB data per month. It built-in 1050mAh backup battery, you can check them all day.

Functions1.Real time tracking2.Route history playback3.Build-in GPS Vehicles locator4.Support 4-frequency GSM 850/900/1800/1900 MHz which can Work worldwide5.Support track the real time address by google link6.Built in battery 1050 mAh.3.7V7.Support Geo Fence Alarm8.Main Power Off Alarm(with built battery only)9.Support single location, Support Over Speed and Low Power Alarm10.With voice monitor functions

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With Voice Monitor

Car GPS tracker with voice Monitor, the sound around the tracker can be heard on your cell phone. When your car or love ones under the abnormal condition,send sms 66 to the control number ,The tracker will call back to this control number. If you make call the SIM number in the device,it will pick up your call automactically and you will can monitor the voice around the device.(Attention: You need to set control number for the tracker,so that you can use this function)

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3 Different Working Mode Setting

This mini gps tracker for kids,Car,Motorcycle,Truck,Taxi,Kids, Pets,bags,etc.

With 1050 mAh backup battery.

How long can use? It depends on working model setting.

1. WORK-Keep working mode: (it can work 20-24 hours)

(The tracker will keep working and send data by time interval)

2. MOVE-Work when the tracker is moving: (it can work 2 to 3 days)

(Factory setting is “MOVE” mode)

(Tracker only works when it is moving, when it is stopped, it will sleep, GPS shut off, GSM works in low consumption mode. Vibration, SMS command, calling tracker can wake up the tracker to work 5 minutes.)

3. STANDBY-SMS or Call to tracker, it will work 5 minutes.(it can standby 4-5 days)

(Standby mode, GPS shut off, GSM works in low consumption. SMS, calling can wake up the tracker to work 5 minutes.)

More functions

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sinotrack gps tracker

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gps tracker for kids

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car gps tracker

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Real-time Tracking Anywhere and Anytime

The ST-903 2G gps tracker is compatible with any Smartphone, tablet, computer, iPad, etc. You can login to your account and track the car on Google maps via our free tracking platform anytime and anywhere. Never worry where your kids, teenager or loved ones are. It can monitor if they’re safe.

History Route Playback

Using our sinotrackpro tracking platform provides history reports mapping all past locations, speed, addresses with dates and times via Web / App anytime and anywhere. Sinotrack gps tracking platform updates every 60 seconds gives you a real-time view of what happened for anytime.

Know where your Loved ones

Put it in your teen, daughter and loved one’s bags to monitor they’re safe in the way. You can login to our tracking platform to check where they are. If your father too far away from his home and into a potentially dangerous situation, you can find him immediatelyanytime and anywhere.

Multiple Devices in One Account

If you needs to manage your many loved ones at the same time, please send your all ID numbers and tell us what’s username you want, we will help you create a group account, then you can see all trackers in one APP/Web platform. You can check your loved ones if safe at the same time.



1.1*0.79*1.89 inch






GSM 850/900/1800/1900Mhz

GPS sensitivity


GPS accuracy

5-10 meters, 2D RMS

Car charger

12-24V input, 5V-1A output;

Wall charger

110-220V input, 5V-1A output


1050 mAh ,3.7V

Storage Temp

-40°C to +85°C

Operation Temp

-20°C to +55°C


5%–95% non-condensing

Charging input

DC 5V==1.0A

How to Quickly Active Your Device1. Unscrew the screw and open the lid. Put a local SIM card with 2G(GSM) functions into tracker, device should turn on. Then connect charging cable.2. Set APN for the tracker.(You should ask the provider what’s your APN)When you get APN, From another phone number send messages command to device SIM numberFor example: APN is “mobilenet”(Attention: Different SIM card, APN is different)(1)APN No username and password ,then send this sms command to the tracker: 8030000 mobilenet(2)APN has username and password, then send this sms command to the tracker: 8030000 mobilenet mobilenet mobilenet3.Change to GPRS model. Command: 71000004.If you set ok of all, then wait about 30sec, both blue and orange light should stay on which mean you can now login to sinotrackpro website to check if tracker active.(Username is your tracker’s ID number, password: 123456)5.If the device is not online, please check device setting, send: RCONF to device, and tell me the reply.

【CUSTOMER SERVICE】Sinotrack GPS tracker for vehicles with 30 days no-questions-asked return policy. Please feel free to contact our customer service if you have any problems. NOTE: SIM card not include, you need to buy a local SIM card with 2G (GSM) functions, insert it to the tracker.(Battery use life depends on how often the device is used. Higher frequency to use, the shorter battery time. Lower frequency to use, the longer battery time)
【MAIN FUNCTION】SinoTrack vehicle mini car tracker devices for Motorbike, Built-in GPS/GPRS/GSM/SMS positioning and tracking. ST-903 vehicle tracking device very simple and easy to use for Motorcycle, Truck, Taxi, personal, etc. Text message alerts for movement, speeding, leaving or entering areas, low battery, Shocking, driving reports historical data saved during service. This gps tracker devices built-in 1050 mAh backup battery. GPS tracker for hidden with voice monitor function
【FREE PLATFORM】Waterproof GPS locator tracker with online tracking service no subscription. Buy a SIM card for the device (this GPS locator not include a SIM card, you need to buy another one), search SinoTrackerPro login on web or Search “SinotrackPro” download GPS APP for from your tablet, pc or phone lifetime. Real-time tracking is available at no additional cost
【REAL TIME TRACKING】 Real-time car GPS tracker ST-903 Anti Lost Alarm Locator based on GSM , GPRS network and GPS satellites ,locating and monitoring remote targets with our own GPS tracking APP, which display of location information accurately ( Positioning accuracy up to 10 meters )
【HISTORY MEMORY】Sinotrack gps tracker for vehicles can save 2 years of tracking history . GPS location tracker device with 2 time interval,You can view and play back your daily tracking history,and when the car goes to a place,you can make a clearer judgment