Fi New Series 3+ Smart Dog Tracker Collar [6 Month Membership Included] GPS Tracker for Dogs with Health & Behavior Monitoring, Escape Alerts, Waterproof, LED, Apple Watch Compatible (Yellow, Medium)

  • NEXT-GEN GPS DOG TRACKER: The Fi Series 3+ collar is our most accurate and reliable smart collar—featuring 2x improved GPS performance from past devices to track your dog’s real-time location, nationwide, with no range limits using the Fi app.
  • ESCAPE ALERTS: Custom virtual fences use the Fi app to alert you the instant your dog leaves a safe zone. If your dog escapes, get real-time notifications from your GPS dog tracker every few seconds as your dog roams.
  • AI-POWERED HEALTH + BEHAVIOR TRACKING: The first smart dog tracking collar to detect activity, rest, barking, licking, scratching, eating, and drinking—giving you a complete picture of your dog’s well-being. Review all your dog’s health and behavior data right in the Fi app.
  • APPLE WATCH INTEGRATION + ANDROID & IPHONE COMPATIBLE: View live location, activity, and Lost Mode from your Apple Watch. Plus, ask the built-in AI Companion anything—from behavior questions to care tips from your smartphone. This dog tracker delivers personalized reminders for vet visits, vaccines, and more through the Fi app.
  • SMART VET RECORDS: Never lose track of your dog’s medical history. Add vet receipts, pet insurance, vaccine records, training certificates, and other important health documents in the Fi app to help organize, summarize, and store the documents—all in one place.

Advanced GPS and escape alerts in a small adaptable design — smart pet parenting starts with Fi Mini, the essential safety tracker. Compatible with any collar or harness, Fi Mini provides maximum protection for small dogs and adventurous cats alike. And with added activity and sleep tracking, you can have even more peace of mind taking on life’s adventures in lock-step.

    • All U.S. orders include complimentary shipping, and free shipping is also available to select international locations (see the Shipping section of the listing for destination-specific details).

      The stated handling time appears at the top of the listing page.

      Orders are shipped via major carriers based on the most appropriate service for the shipment.

      Store pickup is currently not offered.

      Where applicable, combined international shipping options may be provided.


  • You can return a product for up to 30 days from the date you purchased it.
  • Any product you return must be in the same condition you received it and in the original packaging. Please keep the receipt.


We accept eBay payments.


Customer satisfaction is our priority.
If you experience any issue with your order, please reach out to us directly, and we will work promptly to resolve it to your satisfaction.




If you have any queries, please contact us via ebay. We usually respond within 24 hours on weekdays.



Thank you for shopping at our store.