... light turns off, press ↑ ↓button to adjust PWM value 5%-95%; while the corresponding indicator light turn on, ... Fixed speed switch, while the lamp light, PWM value is 95%4. Pull Down switch, When the lamp ... light, PWM value is 5%5. Menu Enter Menu Operating: it can ... -off, press pull down output value is 95%, press Limp home, controller output value will be 5%. RED-4 ZEXEL ...