The DaVinci IQ2 Carbon works similarly to any other device on the market. However, some features make it difficult to get along. In short, the controls include three buttons. A power button and a couple of adjustment buttons are integrated on the right side of the device.
You must press the power button five times to turn the device on. The adjustment buttons are there to let you set your favorite temperature intensity. A detailed guide regarding the controls is stated in the article.