A timer-controlled doorbell device has been developed using two 555 timer ICs in monostable mode, combined with a relay ...

The Good Housekeeping Institute has reviewed the best video doorbells to buy now, with picks from Ring, Arlo, Nest, Eufy, and ...

Testing a new headlight before you install it can save time, money, and frustration. Whether you’re checking a replacement ...

Everything starts with the design. Engineers review every PCB file carefully, checking trace widths, spacings, and hole sizes ...

Smart displays are clever little screens, and these tips will help you pick the right one and where it should go in your home ...

Dive deep and discover the new smart trends in this year's roundup of the latest smart home technology advances for homes in 2025.

Moreover, many smart home security systems, outdoor surveillance cameras, video doorbells, and other internet-connected gadgets require electrical wiring, making them unsuitable for renters.

From voice assistants to smart locks to voice-activated lighting systems, we look at some of the great solutions for making your home more intelligent.

Engadget's experienced editorial team has tested and reviewed dozens of smart home devices over the years to help you find the best options available.

Designing electronic drug delivery pens require component-level design choices that prioritize size, efficiency, and ...

1. Control home lighting remotely Not quite ready to invest in a whole set of the best smart lights? Smart plugs are a budget-friendly way to automate existing lamps.

To find out which smart plug you should invite into your connected home, we tested ten, using Alexa, Siri and the Google Assistant.