1The ultrasonic handle is to open nutrient channel in skin, enhance skin absorption capacity, and promote products to be introduced into deep skin. 2Being integrated with the most advanced RF technology, the instrument may directly reach the deep skin tissues to get instant skin care effect. 3The RF handle is equipped with self-diagnostic functions based on safe design, which can automatically verify local temperature by itself. This will be more secure to use. 4The RF handle can offer high speeds frequency, promote skin absorption and activate skin cells, provide obvious and long-lasting beauty results. 5High security: The current concentrate on radio frequency heads, so the skin temperature cooling is no needed.