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ZDNET's key takeaways
Adaptive charging aims to reduce battery wear by keeping charge speeds low.
The Anker Nano 45W is the best adaptive charger available.
You could get most of the benefits by using a low-power charger for overnight charging.
Whether you're using a cheap $10 charger or something that costs an awful lot more, the modern USB charger is simply an amazing bit of tech. It may look like just a box plugged into a wall outlet with a cable going to another box. But behind the scenes, there's a lot going on.
The moment you connect a charger to your device -- whether it's a smartphone, tablet, laptop, or power bank -- the charger wakes up, and the two gadgets quickly negotiate the best and safest voltage and current combo to use before getting on with charging. Then, both the charger and the device being charged continuously monitor voltage, current, and temperature to ensure the charging is safe and nothing blows up or catches fire.
Also: Apple WWDC live blog: All the iOS 27, Siri, and more news we're expecting to see
Gone are the days when a charger would just push as much power into the device as possible.
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