1High Performance: Designed for DC32V voltage systems and offers maximum current of 675A cranking, 450A intermittent, and 300A continuous. 2Unique Design: Simple two position switch for easy operation and quick battery disconnection when not in use, effectively preventing battery power consumption. 3Durable Construction: Made of Abs, brass, and iron materials, waterproof and dustproof, providing additional protection, ensuring durability and long lasting performance. 4Disconnect Isolator: Specially designed to withstand high loads to ensure safe and reliable power disconnection and isolation, professional and practical. 5Versatile Applications: Suitable for Rv, marine, and automotive batteries, ensuring efficient power control anti theft, and battery maintenance.