Braun Oral-B DB4.010 Pro-Expert Battery Powered Toothbrush This is a battery-powered toothbrush. Removes more plaque than regular manual toothbrushes, makes your teeth beautiful and improves gum health. Oral B Battery Toothbrush Works on battery number 2, with soft and gentle bristles on the teeth.Medically tested and proven effective to remove plaque.With a practical design and bristles that reach all teeth and give them maximum cleanliness and remove lime and decay