Christopher NullFreelance Contributor, TechHive

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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.

wally home primary 2

WallyHome Starter Kit review: An ultra-budget smart sensor system

Put on your Sunday best, kids, we’re going to Sears—to pick up a water leak detector!

velv 2

Velv Wine Oxygenator review: Can a $300 gizmo instantly improve your plonk?

Oxygenating your wine isn't a bad thing. But the Velv attacks a delicate science with a bludgeon.

gosun sport beauty

GoSun Sport review: Portable solar oven makes cooking fun yet goofy

The GoSun oven isn't particularly practical, but it could make sense for certain camping scenarios.

Wink Hub 2 primary

Wink Hub 2 review: This second-generation smart-home hub is one of the best choices for do-it-yourselfers

Z-Wave, ZigBee, Bluetooth LE, or Wi-Fi, the second-generation Wink Hub can control every aspect of your smart home.

notion sensor

Notion Home Awareness Starter Kit review: Smarter sensors, but limited control

This unconventional smart home system lets you know what’s going on in your house, but you’ll need other hardware do anything about it.

Scout smarthome kit

Scout Alarm review: This DIY security system lacks polish

Our evaluation experience left us unimpressed and somewhat skeptical.

abode product family with iphone

Abode home security system review: Flexible, easy to install, and readily expandable

A basic home security system that you can expand into a powerful smart home system now or later.

Philips Hue and Ledvance Sylvania Lightify motion sensors

Philips Hue and Sylvania Lightify motion sensor reviews: These add-ons make your smart lighting smarter

The Lightify Smart Sensor is a good add-on for Sylvania smart bulbs, but the Hue sensor demonstrates why Philips leads the market.

saffron drift light

Saffron Drift Light: A semi-smart bulb with limited appeal

This slow-dimming bulb may help some drift off to sleep, but it's too dim and expensive for us to recommend.

Color LED smart bulbs

Best color LED smart bulbs

Today’s color-tunable bulbs are brighter and easier to control than ever, but choosing the right one for your environment remains a challenge.

LIFX+ A19 A60 E27 E26 WBG

LIFX+ color LED smart bulb review: This light bulb helps your security camera see in the dark

The original LIFX bulb is one of our top picks. The LIFX+ packs LEDs that illuminate the area around it with infrared light even when the bulb is otherwise turned off.

White smart LED light bulbs

Best white LED smart bulbs

Color smart bulbs are fun, but white bulbs are a lot more practical. We’ll help you find the right one for your needs.

Philips Hue White Ambiance Starter Kit

Philips Hue White Ambiance A19 Starter Kit review: This is the bulb to beat

The Hue produces amazing light across the white spectrum.

LIFX 800

LIFX White 800 review: A distant second to Philips Hue

LIFX’s color-tunable bulb excels, but its white bulb simply doesn’t hit the same highs.

Sengled Element Touch

Sengled Element Touch review: A quirky, but inexpensive ZigBee bulb

The “touch” in its name refers to a button on the bulb that can cycle through four levels of brightness.