SIMPLE INSTALLATION We've included two extra black power cables to help you easily connect the battery isolator in tight spaces. Just follow the step-by-step instructions in the included guide. All necessary accessories are providedno need for additional purchases. POWER SAVER This top post kill switch effectively isolates your battery from the electrical system, eliminating any power drain when your vehicle or truck is not in use. It's an excellent solution for preventing battery drain, theft, or unauthorized use. Ideal for cars, trucks and other electrical equipment with batteries. COMPATIBLE This remote battery disconnect switch is designed for TOP POST TERMINALS and fits the NEGATIVE battery post only. It supports a starting current of 360A and a rated current of 200A,DC12V. BUY WITH CONFIDENCE: We are so confident you'll think we have the satisfied battery disconnect switch on the market. If you have any problem about our product, please feel free to give us a message and we will do anything for you to make the thing right. We go out of our way to make sure every customer is happy and satisfied with our product and service. TOP LEVEL & HEAVY DUTY Crafted from brass with silver contacts and pure copper wires, this top post remote battery isolator is built to last. It offers good corrosion resistance and outstanding conductivity, ensuring safe and reliable use.