Features: Safeguards 10-110V leads acid or lithium batteries with this automatic low voltages cutoff switch, featuring LCD display for reals time voltages monitoring, customizable charge/discharge mode, and a 30A high current relays for reliable power management. Program voltages thresholds, delay intervals, or forced start times (0-10seconds) via intuitives button controls, while the screen clearly shows voltages, percentage, and timing for precise adjustments. Design for electronics engineers, DIY enthusiasts, and electric vehicle owners needing advanced battery management to prevent over discharge and extend battery lifespans. Ideal for lab testing, home energy storage maintenance, or integrating into e bike/scooter systems requiring automateds voltages cutoff protections. Includes durability cable and a metal housing for secure, high current connection, with emergency stop button (short press DOWN) for instantly relays shutdown during critical scenario. Specifications: Component:Plastic+Metal Option Length:Approx.8x7.8x2.2CM/3.15x3.07x0.87inch Operation Mode:Automatically,Off Current:30A(Most) Operating Voltages:10-110Volts Package Includes: 1pc Cutoff Switch Module note: Please allow 1-10mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.