The first picture is a product picture, the other pictures are sample displays Features: 1. Positive and negative ions: Using the principle of interaction between positive and negative ions, the dirt in the deep holes is discharged through the biological flow and thoroughly cleaned. The cosmetic ingredients penetrate into the lower layers of the skin through iontophoresis. 2. Vibration: Mechanical vibration and voltage stimulation can be used to tighten human skin, increase elasticity, and improve skin cell metabolism. 3. Warmth: Warm massage promotes absorption, tightens the skin texture, and makes the skin glow. Description: This product is an introduction instrument, using the principle of interaction between positive and negative ions, the dirt in the deep hole is discharged through the biological flow and thoroughly cleaned. Specifications: Length of massage head: 54mm Rated input: AC 100V-240V, 50 / 60Hz Output voltage/current: Direct current 5V / 1A Nominal voltage/nominal capacity: 3.7V / 500mAH Rated power: 4W Mode: four modes Charging time: about 3 hours (charging status: charging shows red light, full screen white light) Strength gear: 3 gears Package Included: 1 * Introduction instrument (Without battery) 1 * Box 1 * Manual 1 * USB charging cable Notes: 1. Please allow 0-1 inch error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from real object..