Portable power stations and uninterruptible power supplies (UPS) both provide power in an emergency. Do I really need both?

Be prepared for unexpected power failures and off-the-grid camping trips.

You’ve probably noticed that everywhere you go — the doctor’s office, hotels, or retail shops, there are tiny PCs everywhere. These small PCs often show up on the surplus market for a very good price, ...

[CentyLab]’s PocketPD isn’t just adorably tiny — it also boasts some pretty useful features. It offers a lightweight way to get a precisely adjustable output of 0 to 20 V at up to 5 A with banana jack ...

Power supply manufacturers are happy to sell you high-efficiency supplies, and high-end 80 Plus units command a substantial premium. Are they worth the cost? We investigate. Share on Facebook (opens ...