Apple AirTag. I brought this when it was released and was lucky to get mine on its due date, and since day one of hearing about this product I had one set in mind to use with my bike, as a tracker kind of, and its worked perfect since day one, and does what I wanted it too. It’s small enough to have hidden pretty much anywhere on your bike, and with the battery lasting 1-2 years its a perfect add-on for me to know were my bike is at anytime. I not had a stolen report test yet but …