MiniTracker 4 (Universal FDX, Bluetooth®, USB, Memory)


The MiniTracker 4 is the newest universal animal RFID reader from Avid. Featuring the best-in-class read ranges in a compact chemical resistant enclosure, the MiniTracker 4 reads all companion animal microchips with ease and has a size that fits your pocket.

MiniTracker 4 Features
Read Distance varies depending upon orientation and size of ID Tag.


Software / Web Services


Item Numbers
  • AVID 1050: MiniTracker 4 - Universal FDX Reader
  • Operating Frequency: 134.2 kHz
  • Operating Temperature: -4° to 129°F
  • Power: 4 AA alkaline battery
  • Display: 240x320 color graphics liquid crystal display
  • Indicators: Audio beep/Visual LCD
  • Bluetooth®: 5.3
  • Tag Compatibility: Avid, ISO (FDX-B), Fecava, and Trovan coded ID tags from all manufacturers
  • Dimension: 3.4" W x 8.3" L x 0.87" H
  • Weight: 0.83 lbs
  • Material: Polyester alloy, silicone rubber