The delicate & shimmering cutting is beautiful & the body-conforming three-dimensional design of the body cassa pushes the whole body. It takes care of the gravity with the push-up motion of the esthetician handicraft & the Precision* & Drenage* to create a sophisticated beauty. Pression & Drenage are meant to represent the movement of an esthetician & does not represent the effectiveness of the human body. Yes no battery no warranty