Smoke vs CO vs combo: what each alarm actually does Before you decide what goes where, you need to be clear on what each device is built to detect. A smoke alarm is tuned to sense particles from ...

The Roomba Combo j7+ was the first robot vacuum from iRobot to incorporate a swinging mop arm into its design. This allowed it to mop and vacuum simultaneously, thanks to the ability to move its mop ...

Two of the most versatile products in the iRobot lineup are the Roomba Combo j9+ and Roomba Combo j7+. These two devices are capable of vacuuming and mopping without any manual input — making them a ...

We may receive a commission on purchases made from links. The Roomba Combo j7+ is easily one of the smartest robot vacuums iRobot has ever made. It's a powerful autonomous vacuum and mop with all the ...

Above, you’ll notice that almost everything is identical there. And that’s because these two are basically the same vacuum. Aside from a few small changes, and the mop being added to the Roomba Combo ...

I’m PCMag’s senior writer covering smart home and wearable devices. I’ve been reporting on tech professionally for nearly a decade and have been obsessing about it for much longer than that. Prior to ...