We may receive a commission on purchases made from links. One tool you'll find stashed in all the best electrician's tool backpacks is a multimeter. Most modern multimeters are of the digital variety, ...

Learn what common battery tester errors mean, why they occur, and how to fix them to ensure accurate diagnostics and avoid ...

In Part 1 of this series we introduced the definition of the charging currents during the various Li+ battery charging phases. The maximum charging current capability and current range of a typical ...