Features: Experience speed Controller with 5V 24V 3A PWM Speed Controller, to performances of your cooling and ventilation devices. This controller features 5.5x2.1mm Interfaces, ensuring compatibility with wide of equipment such as blowers, fans, single color LED lights, water pumps, and motors. for enthusiasts and professional, this PWM speed regulator tool for anyone Controller over their electronic components and devices. Whether you're cooling your computer systems, managing greenhouse ventilation, or fine tuning your home workshop projects, this speed controller provides reliable and adjustable performances. Enhances your hardware's efficiency and extend its lifespan with plastic PWM Speed Controller, essential accessory for maintaining optimal operation in various applications. Specifications: Materials: Plastic Package Includes: 1PC PWM Speed Controller note: Please allow 0-1cm error due to manual measurement. make sure you not mind before bid. Due to the differences between different monitors, the picture may not reflect the actual of the item.