Geeni Energi energy-tracking Wi-Fi smart plug review: An affordable smart plug with a bonus feature

As a companion to its Geeni smart light bulbs, Merkury offers a smart plug, which existing Geeni users can control using the same app. The plug itself includes a single socket that attaches directly to the wall. It’s a bit oversized, so you’ll need to mount it in the bottom socket on a standard two-socket wall plate