Microchip Replacement Collar Tag ,Each tag has a unique code, weighs just 2.8g, Collar tag diameter: 1.1" and is constructed from durable, waterproof epoxy
work with most of smart auto pet door and feeder , better signal getted than small built-in microchip
For use with pets that do not have an implanted microchip, or microchip can not be scanned well .
Instructions for use are located in the SureFlap/SureFeed manual
Compatible with the SureFlap Microchip Pet Door, Cat Door, DualScan Cat Door, SureFeed Microchip Pet Feeder (*serial numbers higher than 1152201 on the Cat Door). **NOT** compatible with PetSafe products
