The Environ Electro-Sonic DF Mobile device combines two sophisticated technologies (Low Frequency Sonophoresis and Pulsed Iontophoresis) that make a lasting difference to the appearance of your skin. Low Frequency Sonophoresis uses specific sound waves whilst Pulsed Iontophoresis uses electrical current to stimulate your skin. This dual electro-sonic technology assists in delivering essential nutrients to where skin needs it most. The device can be used with the following Environ Retail Products to target and treat specific concerns/areas: Environ Focus Care™ Moisture+ Hydrating Serum Environ Focus Care™ Youth+ Frown Serum Environ Focus Care™ Youth+ Avance Elixir Environ Focus Care™ Youth+ Concentrated Retinol Serums Environ Body Profile Gel Together with topical Environ products, this electro-sonic device helps to: Enhance the absorption and benefits of topical Environ products Improve the skin’s overall health and wellbeing as well as its complexion, texture and radiance.