Advantages of Alma Laser Soprano Titanium: 1. It use microchannel laser bar, it could provide better energy and longer lifetime. (over 20 million-50 million times) 2. Japan compressor cooling system, it is best cooling system for diode laser. The machine could work over 7*24 hours. 3. 15 inch color touch screen, you could set parameter for men/women, different parts of body. 4. Same type alma diode laser handle. 5. Painless treatment: sapphire crystal, Japan peltiers, frozen ice cooling effect, ensure pain free treatment. 6. Easy to operate, with user manual, CD, parameter files, and 18h*6day online service, to help you use the machine.