TLILY 12V 140Amp Dual Battery Smart Isolator for ATV UTV Boats Truck

The Automatic 140 Amp Dual Battery Isolator is all you need to charge Two Battery Systems. Voltage Sensitive Relay cuts in at 13.3 volts and cuts out at 12.8 volts to your primary battery is always and ready to start your vehicle. It's like having two separate power sources for each battery while only having one alternator! This isolator is safe for use even for your off-road needs in dusty, wet and unexpected extreme weather environments. Great for extreme vibration applications as well. This battery isolator suitable for 12V 140 Amp, Truck, SUV, RV, ATV, UTV, Boat and so on. Forget the traditional diode relays and so-called "solid state" devices that can you of almost 2 amps of output power! The Dual Battery Isolator is the unit designed with programming to deliver best performance - with ZERO sacrifice. This compact battery isolator was built ultra-small to fit almost anywhere! A perfect fit under the hood to get close to your dual batteries. Cause your accessories to run from a