Power:2*CR2120 3v button battery
How to use:
1.take off the pin in the back
2.attach it to hair with pin
3.turn on the switch, put the main part under your hair to hide it!
How to change the batteries:
1. Slide hte cover and take out from main part
2. take out the used batteries
3. be careful of "+" and "-"
4. Put the cover back.
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