Seller notes

TitleAutomotive Switch&SensorPower Window SwitchPower Seat SwitchTurn Signal SwitchBattery SwitchSensorTailgate Release SwitchHeadLight SwitchHeat & Air ConditioningOther Accessories12V 140A Smart Waterproof Dual Battery Isolator Switch Voltage Sensitive RelayHow does it work?1 When the engine is started and the voltage of the start battery reaches 13.3 volts, the VSR engages, allowing two battery banks(start and house) to be charged simultaneously. The indicator (LED) is on.2 When the voltage o...

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