3 methods
The Booster-H is a glow boosting device that helps absorption. Keep the head completely attached to the skin. There are three methods to use the device : Watering, Boosting and Focus.
Watering : Watering method is rolling the device head like a drawing circle
Boosting : Boosting method is sliding the device on the skin
Focus : The focus method is pressing the head of device one spot at a time on the skin