Articles by Christopher Null
Irrigreen Precision Sprinkler System review: Waste not, want not
There are a handful of upgrades to this radical new concept in lawn care that puts water precisely where you want it, but it still requires new pipes in the ground.
SwitchBot Meter Pro review: Indoor/outdoor climate reporting
This innocuous gadget gives you a live look at temperature and humidity, indoors and out; but there’s not much more to it.
Igloohome Deadbolt Go review: A pretty lock that fails to impress
This smart lock’s hardware is definitely sexy, but Igloohome needs to up its game still further.
Reolink Altas PT Ultra review: This security cam comes with all the fixins
This pan/tilt camera can do nearly everything—including operating over Wi-Fi or a cellular network—but its massive size and a few rough edges will deter some.
Aosu Video Doorbell Ultra review: Budget-priced porch security
This versatile smart doorbell camera delivers plenty of flexibility for a low price—and without the need to pay for a cloud storage plan.
Rolli Shades review: These motorized smart shades have evolved—for the better
We revisit a start-up’s smart window coverings, one year later.
Best smart plugs: Turn any dumb outlet into a smart socket
With models from Lutron, Leviton, TP-Link, and others, we'll help you find the right smart plug to control your lamps, small appliances, and outdoor lighting.
Aqara Presence Sensor FP1E review: Is there anybody in there?
Thanks to mmWave technology, Aqara’s FP1E sensor can detect a human presence even if they’re absolutely still.
SwitchBot Universal Remote review: Universal in name only
This new remote control leans on one of SwitchBot’s two smart home hubs to do the heavy lifting, and you’ll need an Apple Home device for Matter support.
Aqara Smart Lock U200 review: A retrofit lock with rough edges
While it has plenty of compelling features, Aqara’s latest retorfit smart lock is a few firmware updates short of being ready for for prime time.
Aqara Hub M3 review: Zigbee, Matter and Thread, still no Z-Wave
The Zigbee pioneer further expands its smart home horizons to embrace nearly all the latest smart home platforms, but we see some growing pains, too.
Govee Outdoor Wall Light review: A smart sconce that dazzles
Turn those old exterior wall lights into something more modern and colorful.
Govee Outdoor Triad Flood Light review: Quirky 3-way lighting
This positionable floodlight offers more power than you might know what to do with.
Govee Outdoor String Lights 2 review: Smart string lights for less
These smart string lights won’t break the bank, but they won’t exactly dazzle the eyes either.
Kidde Detect 10 Year Smoke + Carbon Monoxide Alarm review
It lacks smart home connectivity, but this smoke and CO detector offers every other safety feature you could ask for, and it interconnects to other detectors.
Best air purifiers: Keep your home safe, comfortable, odor free
The world of air purifiers can be confusing, but the bottom line is that the best units can improve your quality of life.
SwitchBot Lock Pro review: A plus-sized retrofit smart lock
Putting aside this retrofit lock’s tremendous physical size, it’s sufficiently worthwhile to earn our cautious recommendation.
myQ Smart Indoor Camera review: No longer limited to garages
This inexpensive indoor camera needs some updates to make for a more compelling surveillance option.