Mean Well designed their PWM series dimmable AC/DC class 2 power supply to be ideal for LED strip lighting applications. Featured is a constant voltage output PWM mode (1.47kHz) electrically engineered to keep your LED strip color and brightness consistent. The unit is equipped with a 3-in-1 dimming function that varies the duty cycle of the output offering three different dimming options: 0-10V, PWM or Resistance