Many smartwatch makers now gear their products and features for people who want to keep tabs on their bodies; this is how the ...

You can fully charge your Fitbit Blaze in less than two hours, and you should be able to use it for almost a full week ...

You can fully charge your Fitbit Flex in just a few hours, and you should be able to use it for almost a full week without ...

Is it OK to check your phone’s power bank? Can you charge your tablet in the overhead bin? What about a cordless hair dryer?

Abstract: The paper studies SPICE modeling of a Li-ion battery pack, specifically its charge behavior. For modeling the nonlinear relationship between current and voltage during charge, a method ...