How to use: Put the massager directly on your head (the one with more acupuncture points is in the front). Then turn the switch to adjust the massage intensity. You can turn off the power at any time according to your needs. After use, just take off the head massager.
- 3 external power supply methods: install three No. 7 batteries, connect to the computer USB port, connect to the transformer
- The size can be adjusted: there is an elastic device at the front end to perform targeted massage according to different head sizes