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DEWINNER 12V 140Amp Dual Battery Isolator Manual/Auto Modes VSR-Voltage Sensitive Relay, with LED Screen, Voltage Display, Designed for ATV, UTV, Boat, RV, Camper 5 Wheel Off-Road Vehicle

<ul><li>【Easy installation and waterproof】 No need for alternator or ignition connection. After installation, it can still be used normally even if it is affected by vibration, various bad weather and other factors. At the same time, the isolator supports waterproof function, and the waterproof grade is IP67. (Only suitable for lead-acid battery to lead-acid battery or lithium battery to lithium battery)</li><li>【Manual Modes】 Press and hold the "Power" button for 3 seconds, the upper blue (LED) indicator light is on, and the manual mode is turned on. In this mode, click the "Power" button to turn on/off the isolator. Click the "power" button, the lower red (LED) indicator light is on, and the isolator is turned on; click the "power" button again, the lower red (LED) indicator light is off, and the isolator closure.</li><li>【Automatic Mode】Long press the "Power" button for 3 seconds, the upper blue (LED) indicator light goes out, and the automatic mode is turned on. In automatic mode, the voltage-sensitive relay (VSR) cuts in at 13.3 volts, and the lower red (LED) indicator lights up. The voltage-sensitive relay (VSR) is cut off at 12.8 volts, and the lower red (LED) indicator light turns off</li><li>【LED SCREEN REAL-TIME VOLTAGE DISPLAY】 The surface of the isolator is equipped with an LED display to display the current-voltage status in real-time, allowing you to control the battery status at any time.</li><li>【FITS A WIDE VARIETY OF VEHICLES】 Just like having two independent power sources, the dual battery isolator kit enables your accessories to run on a separate battery when the engine is not running on the vehicle while keeping the main battery charged and your vehicle always Get ready and start when you need it. Suitable for 12V 4WD, ships, trucks, caravans, and camping applications.</li></ul>

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The DEWINNER battery isolator always has enough power to charge all your batteries safely. You no longer have to worry about the power, making your life more convenient, relaxing and enjoyable!  DEWINNER dual battery isolator is the only SMART unit that adopts cutting-edge programming design to provide you with the best performance. Make sure that your main battery always has enough power and don’t worry about the battery being exhausted.  The DEWINNER Battery Isolator  Smart charging

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