Manual/Automatic Modes, Effortless Switching: Wave goodbye to complex setups with our 12V 140A dual battery isolator kit! In manual mode, just a single press of a button will connect or disconnect your circuit. Switch to automatic mode and relish smart switching without having to intervene manually. Leave those circuitry troubles behind and upgrade to smoother operations with our voltage sensitive relay (VSR)! Real-Time Monitoring, Battery Status at Your Fingertips: Stay well-informed and in control with our intelligent battery isolator, which comes with an LED display that offers instant updates on the health of your high-voltage battery. Keep a close eye on your battery's condition all the time, guaranteeing reliable support throughout your travels. Enjoy a worry-free experience and more secure energy usage wherever your adventures take you. Comprehensive Protection, Double Security: Rely on the smart and secure operation of our voltage sensitive relay isolator, equipped with advanced high and low voltage protection. Whenever the voltage drops below 11V or rises above 17V, it will automatically cut off the circuit, safeguarding your primary battery from deep discharge and your secondary battery from overcharging. Experience improved security and long-lasting performance with every single use. Installation Made Simple:Complete Kit, Hassle-Free Installation: Have a stress-free setup with our all-in-one package that includes everything essential: red heat shrink tubing, lug cable ends, positive & negative battery connection cables, screws, and cable ties. There's no need for extra purchases, ensuring that you have all you need right at hand for a quick and straightforward installation. Universal Compatibility for Every Scenario: Our dual battery isolator is specifically designed for dual battery systems, ensuring that both batteries can be charged s