Which skin type is it good for? Normal Oily Combination Dry Sensitive A blemish-busting tool that combines ultra-powerful blue light and T-Sonic & trade pulsations to tackle acne-causing bacteria. Solutions for:- Acne and blemishes If you want to know more… Espada Acne-Clearing Blue Light Pen features blue light and T-Sonic pulsations to target acne-causing bacteria delivering a painless, non-invasive spot treatment in as little as 30 seconds. The pulsations begin when the device is placed on the skin, supporting natural blood microcirculation and facilitating the skin's renewal, and gradually increase in speed until the 30 second cycle is finished. The ultra-hygienic silicone surface inhibits growth of bacteria on the device itself. This tool is FDA-approved. Espada, which means sword in Spanish, effectively targets acne and blemishes on the skin's surface.