iOS 18.1’s battery performance is generally stable, with most devices experiencing only minor battery life regression.

The cable tester is ... powered by a coin cell battery. But it gets better: There are disconnect switches and exposed pads to test some of the conductors with a digital multimeter!

Ethernet cable testers are dime a dozen ... powered by a 9 volt battery. On the “receiver” end, you take your multimeter out and measure the testpoints – TP7 should be at seven volts ...

Apple uses a variety of test devices and prototypes when it is considering new iPhone features, and one such test device was recently discovered ...

There's a lot you need to do when reviewing a phone. We run a bunch of lab tests to gauge performance and display quality; I use the cameras in the real world to test all of their new features and ...

Consumer groups challenged Apple about it, but battery drain after OS updates were surely happening before then. If you are having your iPhone battery drain faster than normal, the odds are that ...

Apple says the iPhone 16 Pro Max has the best battery life of any iPhone, and our real-world testing confirms that to be true—but the iPhone 16 Plus comes close. With light to moderate usage ...

In other words, it’s not unusual for a new OS update to cause some trouble with battery life, especially in the first 24 hours after installation, when the phone is re-indexing and checking ...

Battery life — we can never have enough of it, and it’s arguably the single biggest metric that can make or break the best smartphones. While running for the charger by mid-afternoon is ...

Retry the test after the engine has cooled down. The post How To Test Your Car’s Coolant With a Multimeter appeared first on Family Handyman.

anyhow — so it's the perfect time to buy the best iPhone out there. And baed on our reviews and testing, we think that's the iPhone 16 Pro Max. Apple's top-of-the-line phone has the best ...

A new video from YouTuber JerryRigEverything shows the £1,200 iPhone 16 Pro Max – the most expensive of the four new models – failing the dreaded scratch test. The painful footage reveals the ...