To Curl: Press the power button once (from the initial smooth option) and the Curl indicator light will turn on and the outer plates will heat up. Locking feature: In order to use the iron as a wand, close the plates and flip the locking switch (to the closed lock position) located on the back of the iron. Style as usual.
To Make Waves: Press the power button twice (from the initial smooth option) and both the Smooth and Curl indicator lights will appear allowing the inner and outer plates to heat up simultaneously.