General description The 2X 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 longevity and performance. Technical specifications Voltage: 12V Current: 140A Material: ABS Measurement error: +/- 1-3cm Compatibility and accessories Package Contents: 2 x Smart Battery Isolator Screw accessories included Other information Note: Light and different displays may cause the color of the item in the picture to differ slightly from the actual product.