Product Description: 1. The switch can be operated normally by battery or as an auxiliary battery switch. 2. Small size, beautiful appearance, strong and durable. 3. Easy to install, there are a of installation methods to choose from. 4. Trucks, and professional racing cars. Today, switches are used in many conventional motorhomes. At present, there are many such modified racing combination switches used in cities in China, and the installation is simple. 5. The product has a wide range of uses, and can be used as the on/off of electrical equipment installed inside and outside the car (such as: strobe lights, chassis, fog lights, ceiling lights, instantaneous power failure, etc .). Description Product Name: Battery Isolator Product Properties: Rated current, voltage:12V Rated current: 500A Instantaneous current: 5000A Stud specifications: 10MM Scope of application: RVs, yachts, trucks, trucks, cars, engineering vehicles Product functions: Prevent leakage, protect power supply, safely disconnect battery color:Silver Material:Metal Package Contents: 1 x main power switch Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.