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Real time GPS Tracker for vehicle with GPIO Port TK121-Eelink
Real time GPS Tracker for vehicle with GPIO Port TK121-Eelink Real time GPS Tracker for vehicle with GPIO Port TK121-Eelink Real time GPS Tracker for vehicle with GPIO Port TK121-Eelink Real time GPS Tracker for vehicle with GPIO Port TK121-Eelink Real time GPS Tracker for vehicle with GPIO Port TK121-Eelink Real time GPS Tracker for vehicle with GPIO Port TK121-Eelink
  • Real time GPS Tracker for vehicle with GPIO Port TK121-Eelink

  • Certificate: CE/FCC/CCC
    Brand: Eelink
    Origin: Shenzhen,China

    Eelink TK121 is a High Cost Performance GPS Tracker for vehicle, which is mainly used in fleet management, enterprise vehicle management. 

    If you are looking for Vehicle GPS Tracking Device to remote shut off the engine, and Real Time Tracking your fleet,  TK121 is the best choice.

  • $30.00 $25.00 Discount : $5.00 ( 17 % OFF )
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  • Description

    Basic info of Real time GPS Tracker TK121

    Model No.: TK121

    Type: GPS Tracker

    Use: Automotive

    Operating Principle: Interferometric Type

    Carrier Frequency: Dual-Frequency

    Certification: ISO2000, ISO14001, ISO/TS16949

    Working Voltage: 6-36V DC

    Working/Standby Current: <30mA@12V / <10mA@ 12V

    GPS Positioning Accuracy: 5-15m

    GSM Positioning Accuracy: About 200 M

    GSM Frequency: 850/900/1800/1900MHz

    Hot/Warm/Cold Start Time: <3s,<15s,<60s

    Battery Capacity: 70mAh

    Dimensions (mm): 85.8(L)X30.6(W)X10.8(H)

    Operating Temperature: -20℃~70℃

    Operating Humidity: 20%~80%RH


    ■ Supports quad bands,i.e. 850/900/1800/1900MHz, universal in the world.
    ■ Wide Input Voltage:6-36V DC.
    ■ GPS precise positioning with A-GPS and uploaded by GPRS regularly, Supports real-time tracking and history track playback.
    ■ Keelin Tracking Service Platform, Keelin APP Client, SMS query
    ■ Built-in battery, Power disconnect alarm & Low battery alarm.
    ■ Supports multiple alarm, acceleration sensor can be added (B models, optional component), so as increase vibration, collision and falling alarm.
    ■ Supports ACC status checking and vehicle status notifying.
    ■ Relay to remotely control the vehicle..
    ■ SOS button for SOS call.
    ■ MIC to remotely monitor.
    ■ Multiple protocol support, can be integrated to platform of customers

    ■ OTA upgrade firmware.

    The description of Real time GPS Tracker TK121

    The TK121 has the feature that remote vehicle disabling systems with cut engine, cut oil.TK121 is a GPS Tracker that installs behind the dashboard. 

    To know more about the features of remotely shut off engine for car

    The tracker updates times could setup by you and can be installed almost all round the vehicle. The TK121gps tracking remote vehicle disabling systems is used to remotely disable the ignition from any location using your phone or computer. 

    The Hard Wire Tracker will provide up to a one year report history of all events including the miles per hour, ignition on/off, motion detected and stopped, as well as several other events. GPS tracker TK121 is a tracking device which is based on GSM /GPRS network and GPS satellite positioning system.

    It can be set multiple functions of positioning, tracking, monitoring, alarms etc. Eelink GPS tracker is based on GSM/GPRS network and GPS global positioning system for precise position of vehicle,valuables,children, assets.Each GPS tracker need to install smart SIM card. 

    The SIM card receive signals from satellites per 30 seconds( Timer could be set) and transmit signals by GSM/GPRS network to our server. User could view the real time location and historical route of vehicle on google map by web browser/ mobile android /iOS APP, SMS.

    Application Of Real time GPS Tracker TK121

    Logistics enterprises
    Fleet management
    Bus management
    Car sales
    Rental car
    vehicle maintenance
    technology researchers 

    Vehicle GPS Tracking Device Solutions

    Parameter of GPS tracker TK121

    Work current
    Standby Current
    GPS positioning accuracy
    GSM Positioning Accuracy
    About 200 m
    GPS Frequency
    GSM Frequency
    Hot/Warm/Cold Start time
    Battery Capacity
    Dimensions (mm)
    Operating Temperature
    Operating Humidity

    ■ Real-time Tracking
    ■ Route Play Back
    ■ Cut Oil (Need Relay)
    ■ SOS Alarm (Need SOS Cable)
    ■ Listen (Need Microphone)
    ■ Vibration Alarm
    ■ Collision / Falling Alarm
    ■ Speed Alarm
    ■ Geo-fence Alarm
    ■ Power Disconnect Alarm

    ■ Low Battery Alarm

    ■ 1. Default interface: Microphone input port for remote monitoring
    ■ 2. Can be extended: ADC input port , used for temperature and oil detection
    ■ 3. Can be extended: External lithium battery port ,used for High capacity battery
    ■ 4. Can be extended: UART expansion port (TTL level), RS232 serial port expansion application

    Hardware Specification
    Communication System GPRS/GSM
    Frequency GSM 850/900/1800/1900MHz

    Networks GPRS
    Output Power Class 4 (33dBm ±2dB) for GSM 850/900MHz
    Class 1 (30dBm ±2dB) for GSM 1800/1900MHz

    Receive Sensitivity -106dBm/GSM 900MHz,GSM 1800MHz
    GPS Chip MTK high sensitivity GPS chip
    Frequency L1,1575.42MHz C/A code
    Channels 66
    Location Accuracy <10 meters
    Tracking Sensitivity - 165dBm
    Acquisition Sensitivity - 148dBm
    Location time Hot start:≤2sec(open sky)
    Cold start:≤35sec(open sky)
    Main Specifications
    Monitoring Scope ≤ 5M
    Antenna Built-in GPS ceramic antenna; GSM quad-ban antenna
    LED Indicator GPS(blue), GSM(green), Power(red)
    Operating Voltage 9-36VDC
    Operating Temperature -20℃~70℃
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