Features: Ensures the safety and longevity of your vehicle's electrical system with our marine battery disconnect, designed for both 12v and 24v systems using pure copper for exceptionally conductivity. This heavy duty battery isolator switch features a corrosion resistant designs, making it easy to install and operate across various vehicle types. For car owners, automotive technicians, and anyone needing to store vehicles for extended periods without draining the battery. Perfect for long term parking, routine vehicle maintenance, or emergency situations where quick power disconnection is necessary. With its user friendly operations, this battery disconnect switch is a essential addition to any vehicle maintenance toolkit. Specifications: Component:Copper Size:Approx.104x3.7x1.2cm/40.94x1.46x0.47inch Color:Black Package Includes: 1pcs Battery Disconnect Switch note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings.