... .25%, 72.5%, 95%BUTTON INSTRUCTION1. Select Button: When the corresponding indicator light turns off, press ↑ ↓button ... RED4 POWER: The Oil adjusting speed device switch, when it light effective.3. Limp home Fixed speed ... PWM value is 95%4. Pull Down switch, When the lamp light, PWM value is 5%5 ... open RED4 Power, the corresponding indicator lamp will be light, display will show 00.00, it can adjust the ...