Here are different style 6d laser fat reduction machine for your reference:

About the machine, we have 2 types, one is green light(532nm) and another is red light(635nm). Due to the strong penetration of green light.It's the laser treatment for stubborn fat reduction.
 
Treatment course
* Treatment is 4 weeks as a course, 3 times a week.
* Treatment time for each 40 - 60minutes.
* The minimum suggested treatment period is two weeks
* No downtime or recovery period is needed after treatment.