Description: 【Heavy Duty】: The battery disconnect switch is made of pp and brass materials, and the car RV modification switch is designed with a battery blade that has high conductivity and is durable. 【Easy to Install】: The Top Post Battery Disconnect Switch is only installed on the negative battery post and operates vertically, ensuring long term stable operation of the switch. 【Function】: When your vehicle is not in use or stored for an extended period of time, simply lift the lever to cut off power, the blade battery shutoff switch will help you eliminate any power usage from the battery when your vehicle or boat is not in use. Safely disconnect the battery. 【Wide Application】: This top post mount battery isolating switch is widely suitable for various automobiles and RVs, vehicles, trucks, cars, ships, ships and other electrical equipment. 【Easy to Use】: The battery cutoff switch easily disconnects power from any vehicle without tools. The blade is vertical and can be powered off by lifting it up. Whether for daily use or outdoor travel, it is an ideal tool for vehicle power management. Size Chart: 9.4cmx8.6cm/3.70inchx3.39inch Package Includes: 1 Battery Disconnect Switch Note: Please allow slightly errors due to manual measurement and different monitors.