300A Battery Isolator Disconnect Cut Off Kill Switch for Auto Car Truck Boat

Feature: 1. Provides the most effective way to prevent car theft, and can cut off the performance of racing cars and keeps from fires. 2. Keeps derailment of batteries during storage and repair of cars trucks. 3. Extend the life of your vehicle battery. 4. Durable and practical. Easy to install and use. 5. With 1 removable key. Specification: Material: copper Maximum load: 300A Voltage: 12V 24V Connection: M10 Copper Screw Package List: 1 x battery disconnect cut off switch 1 x removable key Note: Please allow 1 10mm difference due to manual measurement. Due to light and screen difference, the item's color may be slightly different from the pictures.