There’s an old laptop power supply providing 19 VDC, a dual-MOSFET board, a potentiometer, and a simple signal generator. The pulses from the signal generator trip the MOSFET, which in turn ...

Some more powerful portable chargers also have 100-watt AC outputs, allowing you to insert a standard two- or three-pronged plug. For speedy laptop charging, you likely want a portable charger ...

Right now Amazon is offering a pretty screaming deal on this 100W Anker Prime GaN charger, which comes with multiple ports ...

Something like this super-slim yet super-capable Baseus power bank that’s so crazy, it looks like a tablet. It’s now on sale ...

You can now buy a USB-C charger that finally hits the promised power spec for beefy laptops at a max rate of 240W. You probably do not need this charger, and you may not have a device that even ...

Look on the back of your laptop charger and you’ll find a mess of symbols and numbers. We’d bet you’ve looked at them before and gleaned little or no understanding from what they’re ...

This model is for the UK market and has foldable power prongs which are a godsend and won’t scratch your laptop when travelling. This multi-device charger can power a phone, tablet and notebook ...

A laptop charger is essential to have on hand, and replacing one is a pain (and can be expensive.) There are a few simple tips to follow when it comes to extending your laptop charger's life.