A suitable transmission medium is required for the transmission of oscillation waves to the skin.
The RECOVRR conductive gel is ideal. It is enriched with additional ingredients and is included in the scope of delivery, this is the refill bottle in 50 ml or 200 ml.
No treatment without transmission medium! The device head must glide gently on the skin. On the one hand, it is unpleasant.
On the other hand, the oscillation cannot be transmitted to the skin and is ineffective.