The Wemo Mini from Belkin has a slim profile that will not lock the other receptacle in the socket, allowing the use of two of them at the same time. The Mini is UL certified for safety and also includes a three-year warranty that will keep your fir tree safe for years to come.
$ 21 on Amazon
The iHome iSP100 smart outdoor plow offers HomeKit comfort to all your exterior decorations. Exterior display control is just a push or cry, and you can even program it when it is turned on and off by automation, making sure they won't be left on all night.
$ 35 at Amazon
Eve Energy is smart and has a light that doubles as a switch - just press the little green button to turn on and off anything you've connected to it. It will also allow you to track your energy consumption, and the Eve app does a great job of viewing this data over time, keeping you updated on how much energy your lights consume.
$ 42 on Amazon
If you have Philips Hue lights in your home, consider choosing a few Philips Hue White and Color Ambiance bulbs. They are bright, can be changed to a lot of colors and are simply taken care of! You can set a red and green theme when watching your favorite holiday movies and a blue and white theme when you want to bring a little winter to your home.
$ 45 at Amazon
Candy cane color lamps are a base in outdoor displays, but why bother with the need to remove them each season? Hue Calla Pathway Light accepts vivid colors as well as clean whites, keeping your sidewalk or entrance 24 hours, 365 days a year with a brightness of up to 650 lights.
$ 128 at Amazon
There is little (a lot) more expensive than ordinary Christmas lights and holidays, but the Philips Hue Lightstrip can make a dazzling holiday display in your home. This light strip is six meters of multicolored LEDs in a folded band. You can wrap it around the furniture, you can wrap it behind the TV or the home entertainment set, you can wrap it on the motherboard, etc. It's pretty naughty!
$ 68 at Amazon