1.

Plug the transformer into the outlet, and connect the transformer power output connector with the LED power input connector.

2.

Take off the rubber cover from the fiber probe. Put the filter on the fiber probe (concavity faces the fiber probe)

3.

Press the switch to turn on/off the LED curing Light; Press the mode adjusting button to change the mode (F1: General mode, F2:Ramp mode, F3: pulse mode, just press the button and the mode will change from F1 F2 F3 F1……loose the button as the mode change to what you want); press the timer adjusting button to set the timer (5~25 sec, press the button and loose it as the timer change to what you want)