The Germ Guardian Clean2 is a UV-C air sanitizer plus a cordless handvacuum in one easy-to-use product. The UV-C air sanitizing base workscontinuously to kill 99% of targeted airborne germs and destroy odors andallergens while always keeping your hand vac charged. The hand vac has7.2 volts of rechargeable power that allows you to vacuum up dry spillsand messes fast. The dirt cup in the hand vac has Silver Clean technologyand is embedded with small silver particles to help fight the growth ofodor-causing bacteria and mold. Healthy Cleaning for Healthy Living Features and Benefits: Dual Cleaning - UV-C light in the charging base works continuously to kill 99% of airborne germs and destroy odors and allergens while your hand vac charges UV-C Air Sanitizer Destroy Germs - Charging base has UV-C technology to destroy 99% of targeted airborne germs that pass through it. Also destroys allergens like mold spores.