This is a intelligent car battery disconnect switch system that you can use the remotes control to achieve remotely master of your car power system. Universal installation of positive and negative electrodes design makes it more convenient to install. If you are interested in this product, come and have a try, it will not let you down. Features: This is a intelligent car battery disconnect switch system that you can use the remotes control to achieve remotely master of your car power system, which is more convenient and intelligent. Universal installation of positive and negative electrodes design makes it easier to install, 360A instantaneous current, it is more active. Comes with a remotes control for you to control it even in your home, so you no need to frequently pick up the hood to control it anymore. This tool can be used for 12 V car, camper, trailer, SUV and other suitable auto. Small size and integrated design, avert cumbersome wiring and convenient to install. Specifications: Material: nylon+copper Type: (optional) TypeA: 12 V, 120A, 1pcs remotes control TypeB: 12 V, 120A, 2pcs remotes control TypeC: 12 V, 200A, 1pcs remotes control TypeD: 12 V, 200A, 2pcs remotes control Instantaneous current: 360A Battery of remotes control: 1 * CR2025 (INCLUDED) Package size: 130 * 80 * 60mm / 5.1 * 3.1 * 2.4in Package weight: TypeA&C: 230g / 8.1ounce TypeB&D: 245g / 9.6ounce Installation Steps: Remove the negative or positive power line of the previous vehicle, then fix the previous vehicle negative or positive power line to the relay, and fix the relay to the negative or positive pole of the battery, and finially connect the red wire to the positive pole of battery, black wire to the negative pole of battery. TypeA&C Packing List: 1 * Car Battery Isolator 1 * Remotes Control 1 * Battery Clips Kit OR TypeB&D Packing List: 1 * Car Battery Isolator 2 * Remotes Controls 1 * Battery Clips Kit