It works with Zigbee hubs such as the Sonoff Zigbee Bridge, the Phoscon Conbee II, and SmartThings, making it a great choice for those who prefer local control of their smart home devices.

The Sonoff “USB Smart Adaptor”, which the company says will start shipping before the end of the year, is the logical evolution of their exceptionally popular mains voltage smart switches.

Companies like Sonoff are basing entire home automation product lines around the inexpensive WiFi card. What this means for most of us is that there’s now an easily hackable and readily ...