You can mount these wireless security cams almost anywhere. After testing dozens of models, here are my favorites.

But the most prevalent fake batteries, Pecht says, are homemade creations. Counterfeiters can do this in make-shift environments because building a lithium-ion cell is fairly straightforward. With an ...

Data shows that Tesla Model 3s with LFP batteries retain more range over time than similar models with other chemistries.