Technical data

GRETA technical data



The acrylonitrile-butadiene-styrene or
ABS is a hard thermoplastic,
resistant to heat and shocks.                    


  • Low weight    
  • Good resistance to chemical substances 
  • High thermal shock resistance   
  • Excellent insulation properties
  • Weatherproof




  • Compatible with iOS 6.0 and newer
  • Compatible with Android 4.1 and newer
  • Compatible with all web browsers

tracker GRETA_02

  • Add an unlimited number of trackers
  • Display and track current position on the map
  • Quick search of trackers
  • Customize tracker profile (name, photo, color, symbol,...)
  • Position history with information on each location
  • Adjustable storage time of the position data
  • Best possible address based on position
  • Distance between user and tracker
  • Battery and charge indicator
  • View of past status messages from the tracker
  • Display of the last synchronization
  • Activatable LED
  • Controllable flight mode


geofence Geofencing_App

  • Freely define and name areas on the map
  • Notification as soon as a tracker enters/exits the area
  • Subsequent processing of the areas
  • Different settings per day of the week and/or time
  • Assignment of trackers per geofence and time span


  • Password-protected access
  • Push notification at:

    - Geofence alarm
    - speeding
    - Low battery level
    - Tracker not available
    - Temperature warning
    - Further status messages

  • Sharing tracker data with other people
  • Multilingual (German, English)
  • Consideration of the user time zone
  • Different map displays
  • Navigation to the tracker
  • Export of position history (kml, json, csv



locating procedure

  • GNSS (satellite navigation system)
  • GSM (mobile radio)
  • Inertial (motion sensors)


protection class
• IP 67

GNSS receiver

  • Accuracy: <2.5 m (CEP)
  • Integrated antenna GRETA_Tech


GSM module

  • GSM 850/900/1800/1900 MHz
  • Integrated antenna 


  • Embedded SIM (permanently integrated)
  • Active worldwide

operator panel

  • Integrated LED
  • Mobile App
  • Web app for PC

rechargeable battery

  • Intelligent energy management
  • 630 mAh LiPo battery
  • Running time with active use up to 5 days, in standby mode up to 24 days


  • Charging: 0 °C to +45 °C
  • Operation: Use in ambient temperatures from -20 °C to +60 °C

Inertial navigation system
(9-axis sensor)

  • acceleration sensor
  • magnetometer
  • Gyroscope

> quick guide

> Questions and Answers

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