Feature:1. High Quality Material: Dual battery isolator is made of high quality ABS material, wear resistant, anti shock, rugged and durable.2. Excellent Performance: Professional manufacturing, exquisite workmanship, IP67 waterproof, can withstand extreme weather environments.3. Protection: VSR will connect or disconnect the auxiliary battery and starter battery according to the car battery current charging level, protect battery.4. Low Power Consumption: Standby power consumption as low as 10mA, working power consumption 250mA, with low power consumption.5. Universal Fitment: Voltage sensitive relay universal fits for cars, yachts, RVs, ATVs, UTVs, etc, and the working voltage is DC 12V.Specification:Item Type: Voltage Sensitive RelayMaterial: ABSWorking Voltage: DC 12VRated Current: 140AClosed/Open Circuit Voltage: DC 13.3V/12.8Continuous Rated Current: 90A to 120APeak: 160AWaterproof Grade: IP67Fitment: Universal for car, yacht, RV, ATV, UTV, etc..Package List:1 x Voltage Sensitive Relay4 x Screw1 x Terminal1 x User Manual