- Effortless Power Control : Take charge of your vehicle's power supply with our Battery Disconnect Switch. Simply tighten the switch to start your vehicle and loosen it to cut all power. This effective solution prevents battery drain and leakage, keeping your battery charged and ready for use whenever you need it. - Universal Compatibility : Designed to fit a wide range of batteries, this switch features stack heads with a diameter of 15-17 mm (0.59-0.67 inches). Whether you drive a car, own an RV, or operate a boat, this battery cutoff switch is ideal for preserving battery life during extended periods of inactivity. - Premium Brass Construction : Crafted from high-quality brass using advanced stamping technology, this battery isolator offers exceptional durability and corrosion resistance. Its robust design ensures a long lifespan, making it a reliable choice for any vehicle or marine application. - Quick and Easy Installation : Installing this battery isolator switch is straightforward. It connects directly to the negative terminal of your battery and features a user-friendly blue switch that only requires 2-3 turns to operate. No special tools or technical expertise are needed for hassle-free operation. - Practical Use Scenarios : - Ideal for seasonal vehicles like boats or RVs, preventing battery drain during winters. - Perfect for classic cars that require frequent disconnections to maintain battery health. - Essential for off-road vehicles that may sit idle for long periods, ensuring your battery is always ready for action.