Features: 1.High Power Capacity: With a rated current of 300A, this battery selector switch can handle high power loads, ensuring safe and reliable power cutoff and isolation. 2.Dual Circuit: The switch features a dual circuit design, allowing for simultaneous disconnection of both the positive and negative connections, effectively preventing electrical leakage and battery drain. 3.3 Gear Selection: Equipped with 3 gear positions, you can easily select the appropriate gear according to your needs, providing convenient operation and control. 4.Versatility: This switch is suitable for various boats, cars, trucks, trailers, and RVs. It can be used for power cutoff, anti theft purposes, battery maintenance, and more. 5.Waterproof: With a waterproof and dustproof design, the switch provides extra protection, ensuring long lasting and reliable performance even in harsh marine or automotive environments. Specification: Item Type: Marine Battery Selector Switch_x000D_ Material: ABS + Brass + Iron_x000D_ Screw Size: M10 x 4_x000D_ Maximum Working Voltage: DC32V_x000D_ Current:_x000D_ 675A Cranking (30 seconds)_x000D_ 450A Intermittent (5 minutes)_x000D_ 300A Continuous_x000D_ Switch Positions: 3 positions (OFF-ON-PLUS)_x000D_ Applicable Models:_x000D_ Replacement for RV Marine and Automotive Battery_x000D_ Suitable for DC12-24V systems vehicles such as RVs, trucks, campers, trailers, cars, buses, boats, yachts, etc.