Modern cars have swapped regular keys for key fobs, and most of them use a CR2032 button cell battery. How can you tell if it's weak? How long do they last?

Locked out? Discover how to find your car's physical emergency key, bypass the push-to-start ignition, and get back on the road when your key fob battery dies.

Found in Apple AirTags, the CR2032 button cell battery, also known as a coin battery, is actually surprisingly easy to test ...

We may receive a commission on purchases made from links. Key fob battery lifecycles can be hit or miss. They typically last between two and five years, but there are many factors that can contribute ...

ADT's acquisition of Origin AI brings presence-sensing technology under the home security company's umbrella.

ADT’s entrance in the S&P SmallCap 600 Index took effect on Feb. 9, 2026, marking a significant achievement for the company. Chairman, President and CEO Jim DeVries highlighted that this recognition ...

Hyundai is the latest brand to offer digital keys in Australia – allowing drivers to lock, unlock and start their car from their smartphone or smartwatch – years after launching earlier iterations of ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Sarah Witman Sarah Witman is a writer focused on batteries and charging ...

Johnson Controls International Plc, a multinational company manufacturing security equipment and systems for buildings and structures, intends to sell the ADT Alarms division for $2 billion. This is ...

Most people think of AirTags when they picture a Bluetooth tracker. And indeed, Apple’s little white discs were once the only capable option, relying on a vast finding network of nearby iPhones to ...