Upgrade your KEY Laser III or KEY Laser II is easily done with this device. It is the first contact handpiece that can easily and effectively remove dentin and enamel in a contact procedure. In addition, the unique design of the application tip features an integrated spray outlet. The one-of-a-kind dual handpiece allows you to easily view the treatment site. In addition, it provides superior cooling, and a feedback system that can be used for caries therapy. It is perfect for improving patient care and comfort, and increasing productivity in the office, thanks to the multiple tools in one.