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.

combined led smart bulb hub

Best smart bulbs for your connected home

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

rabbit air a3 2

Rabbit Air A3 review: Top-shelf performance with a rarified price tag

This high-end air purifier works well, but justifying its cost is tricky.

air purifier roundup

The best air purifiers: Keep your home safe, comfortable, and 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.

govee floor lamp 1

Govee Lyra Floor Lamp review: Add a little color to any corner of your home

This unique conversation piece gives you a vast array of hues to play with.

Rachio 3 with cover

Rachio 3 Smart Sprinkler Controller review: New tricks from the market leader

With onboard controls and cleaner connectors, this sprinkler system is better than ever.

sprinkler controller hub

Best smart sprinkler controller

Whether you’re motivated by water conservation, saving money, a drive to render every aspect of your home smart, or all the above, a smart irrigation controller will scratch that itch.

smarthome mobile phone

Smart home guide for beginners: Make your home more convenient to live in without spending lots of time or money

You don’t need to be an expert or spend a fortune on cutting-edge gear, these first steps will lay a foundation you can build on.

mila bookshelf

Mila air purifier review: Breathe better, and make a fashion statement

This sophisticated air purifier has a refined mobile app to match.

Annke W300

Annke W300 wireless outdoor security camera review: Solid infrared performance, but rocky wireless connectivity

A sub-$50 street price makes Annke’s camera seem like a bargain, but be prepared to get what you paid for.

lg puricare 360 as330dwr0

LG PuriCare 360 air purifier review: A pricey purifier with a troubling app experience

The PuriCare can also work as a room fan, but its price is through the roof.

lockly duo primary

Lockly Duo review: Two smart locks in one installation headache

Lockly combines deadbolt and latch in this daunting smart home device.

smart lock hub 2019

The best smart lock for a keyless home

Keys are yesterday’s tech, your smart home needs a smart door lock.

smart home hub lead art

Best smart home systems for a connected domicile

Your home is only as smart as the hub that orchestrates everything behind the scenes. We help you choose the right system for your home-automation needs.

ezviz 8c8 installed

EZVIZ C8C security camera review: Pan and tilt features on a budget

This inexpensive system is stripped down to the basics, and it suffers from erratic performance.

swann xtreem installed

Swann Xtreem Wireless security camera review: Free cloud storage, motion detection, and solid hardware

Alas, erratic performance mars a security camera that aims for the top shelf.