A battery monitor is like a gas gauge, showing you how much electrical power is left (known as state of charge) as well as other vital signs. Today adding a monitor to a boat battery is easier than ...

These days Bluetooth-based gadgets are everywhere, including for car and solar batteries. After connecting them up to the battery, you download the accompanying app on your smartphone, open it up and ...

Many applications require that the system power supply voltage be precisely monitored. This is especially true when the equipment is battery operated since battery voltage can be used as a measure of ...