Christopher NullFreelance Contributor, TechHive

Christopher Null is a veteran technology and business journalist. He contributes regularly to TechHive, PCWorld, and Wired, and operates the websites Drinkhacker and Film Racket. Disclosure: He also writes for Hewlett-Packad's marketing website TechBeacon.

meross indoor smart plug single

Meross Smart WiFi Plug review: This simplistic indoor smart plug is too rough around the edges to recommend

Communication troubles between HomeKit and Meross’ app hamstring setup.

eaton wi fi smart universal dimmer

Eaton Wi-Fi smart universal dimmer review: Great on paper, less thrilling in person

Eaton’s latest smart home product line depends on Alexa—the app, not necessarily the speaker.

ring mailbox sensor pr shot

Ring Mailbox Sensor Review: With this gadget, the postman needn’t ring at all

Ring’s new sensor gives you a heads-up when the mail arrives, but its limited range won’t work for everyone.

kwikset halo touch primary 2

Kwikset Halo Touch review: This smart lock jettisons the keypad and adds a fingerprint reader

Even better news: A revamped exterior design corrects Kwikset’s most glaring flaw.

blue by adt product suite

Blue by ADT home security system review: ADT takes another shot at the DIY security space

Blue is a vast improvement over ADT’s first smart home security system, but bugs remain.

meross outdoor smart plug primary

Meross Outdoor Smart Plug review: A capable, if basic outdoor plug

Individual socket control and broad support for smart home standards are the highlights of this otherwise generic offering.

shelly smart plug primary

Shelly Plug US review: A European brand makes a splash in the States

Though rough around the edges, this affordable smart plug includes some excellent features, such as energy monitoring.

enbrighten wifi dual smart plug

Enbrighten Plug-in 2-Outlet Wi-Fi Smart Switch review: A wide, two-socket switch with an attractive price

An unusual design is perhaps the only frill on this smart plug.

enbrighten wifi outdoor plug

Enbrighten Outdoor Plug-in Wi-Fi Smart Switch review: Good price, poor performance

This simple outdoor smart plug is hampered by erratic operation.

leviton dg6hd primary

Leviton Decora Smart Zigbee dimmer (model DG6HD) review: An in-wall switch with an understated design

Premium pricing makes this dimmer a bit of a tough sell.

Nest Secure

Nest Secure review: This security offering carries a premium price tag

Save your pennies if you want to adopt Nest’s sleek—yet limited—security offering.

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Flume 2 Smart Home Water Monitor review: Performance improvements give the 2nd-gen Flume a big leg up

Compatible with 98 percent of water meters, Flume 2 solidifies its place as one of the best ways to keep tabs on your water usage.

leviton decora smart zigbee 3.0 plug in dimmer

Leviton Decora Smart Zigbee 3.0 Plug-in Dimmer review: Not enough features for the price

Certified for use with Alexa and Xfinity Home, but decidedly unimpressive otherwise.

lev touch in door profile

Level Lock Touch Edition review: This smart lock opens to your touch

This top-shelf smart lock commands a top-shelf price, but it's not the best choice for Android users.

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YoSmart YoLink Hub review: A robust, long-range solution for smart home control

With real-world range of more than 300 feet indoors and 1,000-plus feet out, this LoRa-based hub works in situations where better-known technologies won’t.