Reliable ON/OFF Control for Multiple ApplicationsWith a 250-amp continuous capacity and up to 1000 amps for starting power, this top-post battery disconnect switch delivers dependable power control. Designed for 12V-48V batteries, its a versatile solution for managing power in cars, RVs, boats, trucks, and more. Premium Durability & SafetyCrafted from high-quality ABS flame-retardant plastic and copper connectors, this battery shut-off switch is built to last. Its corrosion-resistant construction safeguards your battery from accidental short circuits, ensuring reliable and long-lasting performance in various environments. Extend Battery Life Backed by Reliable SupportDisconnecting your battery when not in use helps prevent power drain and extends its lifespan. For added peace of mind, this product comes with a 1-year limited warranty. If you have any questions or need assistance, our dedicated support team is here to help you resolve issues quickly. Easy & Direct InstallationDesigned for effortless installation, this battery cut-off switch connects directly to your batterys top postno extra cables or lugs required. The upgraded design features an expanded installation area around the terminal post, making it compatible with a wider range of vehicles. Whether you're a beginner or a DIY enthusiast, this switch allows for quick power disconnection and protects your vehicles electrical system with ease. Universal Compatibility Fits Most Standard BatteriesEngineered to fit standard top-post batteries (15.5-17mm negative terminals), this battery kill switch is ideal for a variety of vehicles, including cars, trucks, RVs, and boats. To ensure a perfect fit, please measure your vehicles negative terminal clamp and compare it with the products size chart before purchasing.