10x Bird Pigeon Electronic Foot Tag for Tracking

Use them to keep different breeds apart, mark suspected cockerels, separating hatches.; Use for identifying looking birds with easy.; Suitable for various such as parrots s finches, etc.; Reusable, put remove electronic foot .; Material, Size(): approx. 9x10mm/0.35x0.39inch, random color

What's in the box
10 x Activity Trackers