Masterlink MICC - Includes ShuntAdvanced battery monitor, 12/24V DC with LCD readout and remote control for Mass Sine inverter, Mass battery charger or Mass Combi.The Masterlink MICC will tell you at a glance:Exact state-of-charge of your battery.System voltage and system charge- or discharge current.Amp-hours consumed from the battery.Time of operation remaining until your battery is empty.Remote operation of your inverter, your battery charger or Mass Combi.WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.