Perfect for both applications. We set up the app, did the voice training, checked all the settings, and nothing. I voluntarily read this book and my comments here are my honest opinion. (I tend to size up. But I ordered them as spring/summer shoes. The manufacturer state they will replace Tiles if the battery lasts less than 12 months from the date you activate the Tile (no matter how long you might have had a "spare" one sat in a draw waiting to be used). Never get this kind of customer service other places; usually missing a part and something bent and unusable. Will not fit any Kia telluride. I bought two pack and hung up two mountain bikes. fits perfect to size but as they r soft and fluffy I would have like a size up.