A group of Dutch scientists have been testing out some of today’s “smart” electrical meters to check their accuracy, among other things. Not ones to disappoint, the scientists have found ...

A frequent example that appears in projects on Hackaday is the reading of utility meters, and in that arena [jomjol] has a very neat solution involving an ESP32 camera module and a software neural ...

Our expert, award-winning staff selects the products we cover and rigorously researches and tests our top picks. If you buy through our links, we may get a commission. Reviews ethics statement ...

A moisture meter can provide quick readings to help you better understand soil health and indicate if your houseplants need watering. The best soil moisture meters are easy to use, have clear ...

Personal digital devices such as smartphones and tablets have revolutionized life across the globe. Small and microtechnology companies are innovating change at an unprecedented pace and being an ...

Utility meters are used to monitor the consumption of water, gas, or electricity by businesses or residences. They differ in terms of measurement technology and user interface. Utility meters with a ...

Energy bills are a growing concern. Many of us are making changes to our energy usage to keep our bills as low as possible, with smart meters ‒ which display how much energy we're using ...

Almost four million smart meters in Great Britain were not working at the end of 2023, according to government data. Faulty meters can mean customers rely on estimated bills, with some paying too ...

Lux meters, sometimes called light meters, measure the intensity of illumination as distinguished by the human eye. This value does not correlate to an objective value of energy radiated or reflected, ...

A new on-street parking meter system approved by the City Council on Friday may have fewer Minneapolis drivers scrambling for spare change. While the city is still in the process of negotiating ...

We dug into the portable SSD market and tested more than a dozen ourselves to figure out which drives deliver the most value. You might want a tablet to be your main portable device, or to replace ...