Welcome to the store! 1. LED Display: Features a 0.56in 3-digit oversized LED digital display with a viewing range of 000-100, ensuring clear visibility in all conditions. 2. Speed Positioning: The rotary knob allows for 0-100 speed adjustment, with the value displayed digitally for easy speed positioning and improved equipment quality. 3. Technical Parameters: Supports DC 6V-30V voltage and a rated current of 6A, with a maximum current of 8A. 4. Basic Specifications: This DC motor speed controller operates at a frequency of 16kHz, ensuring quiet operation at low speeds and full torque. 5. Potentiometer Specifications: Equipped with a high-performance potentiometer with a resistance of B100K, a wire length of 20cm, and an 8mm opening. Item Type: DC Motor Speed Regulator Material: ABS Applicable Voltage: DC6V-30V Applicable Current: Rated Current 6A Maximum Current: 8A Speed Range: 0%-100% Product Frequency: 16khz (Motor is quiet at low speed and full of torque at low speed) Potentiometer: Resistance value B100K, Wire length: Approx. 20cm / 7.87in, Opening hole: Approx. 8mm / 0.31in Includes: 1 x Motor Speed Regulator, 1 x Heatsink Please ensure the power is off before attempting to connect the regulator. Your satisfaction is our top priority. We will provide you with the best service. If you encounter any problems after receiving the product, such as damage, incorrect quantity, etc., please contact us immediately and we will provide you with the best solution!