Pack of Two SureFlap RFID Collar Tags

$15.99 (as of January 18, 2019, 5:01 am) & FREE Shipping. Details $11.99

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)
For use with non-microchipped pets
Each collar tag has a unique code and weighs just 2g

Usually ships in 24 hours