ENHANCED DURABILITY AND CONDUCTIVITY: Featuring a robust nylon 66 shell, this battery disconnect switch surpasses traditional ABS plastic models in heat resistance and safety. Its internal components, including copper-plated silver and silver contacts, superior conductivity, oxidation resistance, and extended lifespan. REAL-TIME VOLTAGE MONITORING: Equipped with an LED digital voltmeter, this switch allows for immediate display of the current voltage, enabling continuous monitoring of battery status. The display is active when the switch is on, helping you keep track of battery health effortlessly. VERSATILE & SAFE POWER MANAGEMENT: Designed for DC 5-60V systems, this switch effectively isolates and secures your electrical system, preventing power draw when not in use. It's an essential tool for safe maintenance and protection against excessive battery drain across various vehicle types. USER-FRIENDLY OPERATION: This switch features a simple On/Off mechanism, compatible with 6V to 60V systems. It supports 250A continuous at DC 12V and 300A for up to 30 minutes. Operation is straightforward: turn clockwise to activate and counter-clockwise to deactivate. BROAD APPLICATION: Ideal for use in RVs, marine crafts, cars, and more, this battery isolator switch simplifies power control. Color: Image Color Material: Nylon 66 Package Contents: 1*battery disconnect switch Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.