Features Comes with screw terminal and a label with power and motor electrodes for convenient wiring. Suitable for 12V motors with a power of less than 120W, 24V motors with a power of less than 240W, etc. This speed controller has a delicate and practical housing that is waterproof so you can use it outdoors. Make sure the positive and negative polarity are connected correctly, otherwise the controller will be damaged. The input of the DC motor controller is connected to DC, cannot be connected to AC current or burned. Description: This is a simple and user-friendly DC motor speed controller with small size, elegant appearance and stable performance. It is made of a high-quality circuit board that ensures a longer service life. The input voltage can be DC 10V to 60V and the output voltage is 0-100% of the input voltage. This speed controller is very convenient to adjust. Specifications: Potentiometer resistance: B100K. Input Voltage Range: DC 10V-60V Output voltage: 0-100% of input voltage Control power: 12V * 10A = 120W, 24V * 10A = 240W...... Rated current: 10 A. Max. Current: 20 A. Speed Range: 5%-100% PWM Frequency: 25KHz Size: 88 x 59 x 40 mm/3.46 x 2.32 x 1.57 inches. Tap hole size: 8 mm/0.31 inches. Package includes: 1 x speed controller. Package List