These are the best smart home gadgets of 2017

In just a few short years, we've seen an incredible proliferation of devices that want to quantify, connect, and regulate your home. While the potential is huge, the actual results vary widely. Some products, like the Amazon Echo and Philips Hue light bulbs, are nailing the fundamentals, while others struggle with basic functionality. We tested 75 smart home products over hundreds of hours. In the end, we found eight stellar examples of how to do smart home right.