Company Description: The handle will be charged without metal connection point in order to avoid breakdown device and get moisture-water-proof. It can be used about 50 minutes after the handle is finished charged. The power is strong enough to well remove plaque. The design of 3-sided bristles and 45 degree angle to the gum line can well clean all three sides of the tooth and gum line at same time. With 3000 forth and back brushing movements per minute, 3-sided electric toothbrush more effectively removes persistent |