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    PT21 Smallest GPS Tracking Device

    worlds smallest gps tracking device, small gps tracking chips for sale

    Product Description:

    worlds smallest GPS tracking device, which is designed for a cat, dog, cow, and other pet GPS tracking. Working based on existing 2G/GPRS/GSM network and GPS satellites, this product can locate and monitor any remote targets by SMS, APP, and the Internet. It adopts the most advanced technology of GPS Wifi and GPS positioning.


      GPS+LBS+WIFI positioning

    Allow the location to be pinpointed accurately and rapidly.

        15 days of standby time

    1000mah high capacity Li-ion battery allowing sufficient power supply.

      SOS call & Voice monitor

    Thumb sized button allowing urgent call during an emergency case.

        IP67 Waterproof Level

    With an exquisite and waterproof design, there is no worry when a car is driving on a rainy day.

      Two-way communication

    With MIC and speaker, it’s easy to realize voice-monitor or two-way audio.

        Historical route

    Can check the history of three months

      Intelligent Power management 

    Ultra-low power consumption of power management, intelligent dormancy

       GPS + LBS Positioning    Tracked By: SMS, APP, Web

    Track devise in real-time by web-based tracking software, as well as IOS and android app.



    GSM Specifications

    Frequency 850/900/1800/1900MHz @GSM
    GSM Chipset MTK MT2503A
    Data Transmission GPRS: Max.85.6Kbps (DL)/Max.85.6Kbps (UL)
    GSM Data Transmission Multi-slot class 12


    GNSS Specifications

    GPS Chipset MTK high sensitivity chip
    Sensitivity Acquisition -148dBm

    Tracking -165dBm

    Reacquisition -160dBm

    Position Accuracy Autonomous: 5-15m 

    Wi-Fi indoor: 20-100m

    LBS location: 100-1000m

    Velocity Accuracy Without Aid: <0.1m/s
    Channel 22 (Tracking)
    TTFF (Open Sky) Cold Start: <26s

    Warm Start: <15s

    Hot Start: <2s

    Reacquisition Time <1s



    Power Charging Magnetic suction charging
    Cellular Antenna Internal antenna
    GNSS Antenna Internal antenna
    LED Indicators 1 Indicator
    Communication Port Two-way audio/remote voice monitor/SOS calling


    Air Interface Protocol

    Transmit Protocol TCP, UDP, SMS
    Scheduled Report Report position and status based on preset time intervals, distance, mileage or a combination of these settings
    Geo-fences Geo-fence alarm and parking alarm
    Low Power Alarm Alarm when the backup battery is low
    Technical Support: Magic Lamp