Candela Gentle YAG Laser Furthermore, this cosmetic laser features several laser spot sizes ( 1.5, 3, 6, 8, 10, 12, 15, and 18 mm) and repetition rates up to 2 Hz. An ergonomic handle reduces wrist strain and operator discomfort, and an intuitive touchscreen allows for preset applications and optimal efficiency. The integrated Dynamic Cooling Device (DCD) further protects the patient’s skin by spraying cryogen to cool the upper layers. This results in shorter downtime and a more comfortable experience.