Functional Features Example:<br>After the engine stalls, the left House battery discharges to the upper left load device,and the VSR disconnects when the battery voltage drops below 12.8V.<br>The Start Battery on the right will not discharge to the device<br>When the battery on your left is not charging, it is used up.<br>At least there is a little battery on the right that allows you to start the engine<br><br>Surface or panel mount options provides flexibility when installing<br>Optional Storage Mode allows zero power consumption when engine is off.<br>（When you do not need this device (VSR) function, you can cut off the red line and connect an ON-OFF switch to control the device's power off.<br>Normally, if the boat or yacht is not used for a long time, turn off the VSR to achieve zero power consumption when it is not used for a long time)<br><br>Specification:<br>Nominal Voltage | DC 12V<br>Combine / Open Voltage | DC 13.3V / 12.8V<br>Continuous Current Rating | 125A<br>Intermittent Current Rating | 140A<br>Power Consumption | 10mA (Standby) / 330mA (Engage) / 0mA (Storage Mode)<br>Certification：CE IP67<br><br>Packing list: <br>1 x Voltage sensitive relay (VSR)<br>4 x Screws<br>1 x English Manual