Features: PWM DCmotor speed controller delivers precise 0-100percent adjustable output with 3A/100W capacity, optimized for DC12-36V input in industrial and DIY applications. Equipped with intuitively knob control and compactly design, this unidirectional regulator employs efficient PWM technology for smooth motor operation with minimal energy loss. Ideal for electronics engineers, robotics enthusiasts, and makers requiring reliable speed management in automation projects or prototype development. Perfect for integrating into machines, conveyor systems, model vehicles, and ventilation equipment that demand stable DCmotor speed regulation. Engineered with overcurrent protections and heat dissipation features, this versatilitys DCmotor driver module ensures durability performances across extended operation cycles. Specifications: Component:Plastic Size:Approx.56x36mm/2.2x1.42inch Option Type:1pc,3pcs; Input voltages: DC12-36V Working current:3A Package Includes: Package A 1pc Pwm Speed Controller Package B 3pcs Pwm Speed Controller note: Please allow 1-2cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.