ITEM NAME:1 x 20A DC Motor Adjustable Speed Controller PWM Speed Regulator with Switch Hot Descriptio n Description: Model: CCM96SK Potentiometer: resistance value B100K; opening 8mm; Input voltage: DC10-60V output voltage is about 0-100% of the input voltage Control power: 12V * 10A = 120W, 24V * 10A = 240W Specifications: Rated current: 10A Maximum current: 20A Speed range: 5%-100% Size: 88mm * 59mm * 35mm PWM frequency: 25KHz Package Included: Product list: 1pcs pwm DC 10-60v motor speed controller Note: 1.Due to the manual measurement and different measurement methods, please allow 2-3cm deviation. 2.Please be reminded that due to lighting effects and monitor's brightness/contrast settings etc, the color tone of the website's photo and the actual item could be slightly different. Whatever the ending's perfect or not, you can't disappear from my world 1 x 20A DC Motor Adjustable Speed Controller PWM Speed Regulator with Switch Hot.Maximum current: 20A. PWM frequency: 25KHz. Speed range: 5%-100%. We want to make sure you are happy with our item. Goods without RMA number will NOT be accepted. We'd like to settle any problem in a friendly manner.