The BMV-702 (Black) is a high precision battery monitor. The essential function of a battery monitor is to calculate ampere hours consumed and the state of charge of a battery. Ampere hours consumed are calculated by integrating the current flowing in or out of the battery.
To read more about the full BMV range & accessories, see this blog.
If you would like to know more about this product, we have an Online Training course available. Training includes a video, links to important reference resources, and an exam to test your knowledge. Successful completion is rewarded with a certificate. Online Training requires a free Victron Professional account.