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 ...

Editors' note (September 28, 2017): Since publishing this review, Sense has identified 14 new devices: the HVAC, the oven, "unnamed heat 1," the microwave, "unnamed device 1," "unnamed motor 3," ...

It’s a bit pricey up front, and it takes a while to get information you can act on, but said information is very interesting and could save you money over the long term. Sense is a bright-orange box ...

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