Features: Experience precise motor control with this infinitely adjustable speed controller, suitable for 6V-48V and featuring overload/short circuit protective for enhanced safety. The compact ABS housing integrates LCD display with backlight, providing real time RPM and power monitoring in low light environments. Ideal for industrial equipment technicians, enthusiasts, and automation engineers requiring speed regulation in professional applications. Optimizes motor in workshops, manufacturing facilities, or home labs where space efficient speed control are essential. Enables quick component replacement, while waterproof variants ensuring durability in harsh industrial or outdoor environment. Specifications: Component: ABS Size: Approx.96x61x34mm/3.78x2.4x1.33inch Continuous current: 20A. Speed regulation: 0-100% Package Includes: 1Pc Speed Controller note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.