Effortless Installation: This top post battery disconnect switch requires no additional parts for installation. It connects directly to your battery's top post, allowing for quick power cut-off and system security. Ideal for both novices and experienced DIY users. Durable and Safe: Made from robust plastic with copper connectors, this battery shut off switch is built to last. It effectively resists corrosion and helps prevent accidental short circuits, ensuring reliable performance for daily use. Versatile ON/OFF Control: Offers reliable control with 250 amps for continuous operation and 1000 amps for starting power. Compatible with 12-48V batteries. Suitable for a wide range of vehicles including cars, RVs, and boats. Universal Compatibility: Designed to fit most standard top post batteries (15.5-17mm negative post), this switch provides versatile battery protection for various vehicle types such as cars, trucks, RVs, and boats. Color: Red + Black Material: Brass + Plastic Package Contents: 1 x Top post battery disconnect switch Note: The actual product may vary slightly in color, which does not affect functionality. Light reflection and display settings may cause slight color differences between the image and the physical item. Measurement may vary by +/- 1-3 cm.