... ,6-8 times for one treatment.and for former three time,the interval time is 3-7 daysFor later three ... times ,10-15 to interval is ok2.for face and harms ... : The collogen contracts immediately, the skin sends tightly, for example: The face promotes 2, long-term effect: ... to transfer2.One handpiece of RF:3 treatment heads,10mm,20mm,40mm for eyes,face,body3.Screen:8.4 ...