This UV toothbrush sanitizer can clean 99.9% microorganisms bred on the wet bristles and is also equipped with a toothpaste extruder for convenient usage. It comes with 4 slots to hold all the brushes of your family members. As for charging, you can charge it directly with the attached table or expose the solar panel to ample sunshine during the day. It is a multi-functional toothbrush holder for you to guard oral health of your family.