1、VOLTAGE DISPLAY: Before installation, please check if there is space left in the car hood to prevent it from being unusable due to improper size. The latest voltage display allows for clear understanding of voltage data even outdoors. 2、EASY TO USE: Car battery switch is made of brass material. Durable and reliable. The rated current is 200A DC12V. The battery disconnect isolator is an upgrade from the old model, as the improved accessories make installation contact safer. 3、SCOPE OF APPLICATION: Remote battery disconnect switch is suitable for automotive, truck, RV, travel trailer, camping vehicle, SUV, ATV, UTV, van, boat, agricultural vehicle and other engine applications with 12 volt batteries. 4、FINE WORKMANSHIP: Brass core for good contact and quick response, ABS shell for wear resistant and scratch resistant, long life span performance, choose with confidence! 5、IDEAL REPLACEMENT: Wonderful replacement for the old and damaged parts, fine workmanship, attention to details, helps you improve car performance.