1. Negative Ionization: for decades skin scientists have discovered that acne and blemish particles are positively charged. It can emit powerful negative ionic charges to remove the positively charged particles from the lower layer of our skin. 2. Positive Ionization: positive ions can assist nutrients from creams and essences to penetrate more deeply into our skin. 3. Infrared: the heat energy of the infrared can penetrate through the surface of our skin to reach our lower derma and capillary vessels. While being soothing, the energy also increases our blood circulation which enhances our metabolism rate to encourage the self healing process of our body. 4. Skin condition detector Power: AC 100V/220V, 50/60Hz Material: ABS+PP+PET Size: 170(L) x 57(W) x 57(D) mm.