General description The 6X 12V 140A Voltage Sensitive Relay Battery Isolator is designed for automatic charging and battery isolation in vehicles. This smart battery isolator ensures efficient management of your car battery, enhancing its lifespan and performance. Technical specifications Voltage: 12V Current: 140A Material: ABS Measurement error: +/- 1-3cm Other information Package Contents: 6 x Smart Battery Isolator with Screw accessories Note: Light reflection and different displays may cause the color of the item in the picture to differ slightly from the actual product.