9901B laser comb functions:
1, RF(Radio frequency) function: using several time a day, 10mins/time;
2, Laser function: 5-7 time a week, 15min per time, it can be used twice a day;
3, RF function operation, to the up and down, right and left manner, can not continue to use the same direction at the same site;
4, Laser function operation,always be careful do not use laser light in eyes;
5, When the power is shut down, wiping the radio frequency comb with a soft cloth, and then placed in the dry enviroment for safekeeping;
6, Insist to use 2 to 3 months, can improve the scalp hair loss, hair loss, bald hair problems.
