The tool was well packaged with a nice pouch for future storage. Batteries are not included, so you need to order two CR2032 batteries in advance. Once I had them, it took me about two minutes to put in the batteries, download the app, and pair the devices. what to do. An important point to note is the switching bus (LF, RF, RR, LR in that order) and the power change input type. If you want to measure the tread depth again, simply reset it to 0 and measure again. I liked the ability to enterβ¦