1Energy Saving: The master battery isolator helps save energy by disconnecting the battery connection when the vehicle is not in use. 2Extend Battery Life: The switch prevents battery drain, ensuring that the vehicle's battery is always available during races or events. 3Safety Ensured: The battery isolator helps prevent accidental electrical fires or other electrical issues that may arise from leakage or short circuits. 4Easy to Use: Designed to be user friendly, featuring a simple on off switch, allows drivers or mechanics to easily and quickly disconnect the battery. 5Material and Specifications: Crafted from Abs and copper, guarantees durability and reliability, operates at DC12 24V with a current capacity of 400A and features M10x2 terminal.