Features High-Quality Circuit Board: Well-made with a high-quality circuit board, ensuring a long service life for the DC motor speed controller. User-Friendly Design: Simple and easy-to-use DC motor speed controller, offering hassle-free for users. Compact and Ele: Small size and ele appearance, providing stable performance without sacrificing aesthetics. Speed Control: PWM stepless speed regulation for more accurate controlling and high efficiency in motor speed regulation. Easy Installation: Easy wiring and installation, saving time and effort for seamless setup and use. Features: 1、Well made with high quality circuit board, long service life. 2、Simple and easy？to？use DC motor speed controller. 3、Small size and ele appearance, stable performance. 4、PWM stepless speed regulation, more accurate controlling and high efficiency. 5、Easy wiring and installation, saving time and effort. Specification: Item Type: DC Motor Speed Controller Board Working Voltage: DC 12-24V Rated Current: 3A Maximum Current: 6A Potentiometer: Resistance Value B10K, Opening Size 8mm / 0.3in, Line Length 20cm / 7.9in Speed Range: 5%-95% PWM Frequency: 500Hz Package List: 1 x DC Motor Speed Controller Board Package List 1 x DC Motor Speed Controller Board