Beauty ORA New - Beauty ORA Electric Microneedle Roller Derma Pen System - Corded Version - Adjustable 0.25 - 2.0 mm Needle Depth The electric mechanism of the Derma Pen decreases the contact time between the skin surface and the needles, leading to less force needed to be used, less stress on the skin, and no discomfort compared to manual non-electric rollers.Number of Pieces:... $49.99 Was: $82.99 Was: Add to Cart