Please note that this seller's product is not an original, but an analogue of the original product. Why choose our Alma Soprano Ice ? 1.Much stable and higher powerful new golden welding laser module with German DILAS bars . It can shot about 20 million times. 2. Double water filters , only change filters per 6 months and 1 year. And some old filters in some machines need change filter every month . Save much maintainance cost and times for you . 3. New Italy imported water pump replaced Chinese pump with better cooling system and more quiet duirng treatment . Those obvious difference will be found when your customers compare with some machines with Chinese water pump . 4. Six way power supply replaced four way power supply, much higher and stable output . 5. TEC cooling system , can control water temperature by yourself to keep 808 diode laser machine running continuously within 24 hours even in Summer. Same function as your A/C in your house . 6. Various power laser modules for your option , 300W 500W 600W 800W 1000W 1200W ... (6bars 10basr 12bars ) 7. Single 808 wave, 755nm/808nm/1064nm double wave and triple wave for option.