LG Pra.L BLL1 Owner's Manual page 9

Skin Safety Information 9
Q&A
Q1
" What kind of cosmetics should I use?"
Please use water-soluble products such as water gel (cream) or
ultrasonic wave gel for your skin.
Please pay attention to using cosmetics that contain the following
ingredients as it may reduce the effect: denatured alcohol, sunscreen,
retinol, oil