Our 2-in-1 Glow Facial Massager improves skin quality, tightens the skin, and tightens the contour/shape of face through high frequency micro-vibration leaving the skin looking youthful and flawless. Massager has three adjustable modes including v-shaped, EMS, and lift mode. Product works best when paired with facial oil and/or moisturizer for optimal penetration through the skin. Product comes with a charger no batteries needed!