Please feel neat and cool sense of feeling with left and right (reciprocation) together with rotational (sweeping down) movement. Bristles contact the narrow gap between the teeth and gum with 45 degree angle, while the bristles are rotating at the same time.
Two rotating bristles reciprocate max.1,648 times per minute and rotate max.340 times per minute. Center brush realizes ideal tooth brushing with max.824times reciprocating movements.
The first time press is low speed mode, the second time press converts into high speed mode and the third time press is stop. Please select the proper rotational mode for yourself.
The characteristics of COOLSSHA are you can feel fresh brushing inside and outside of the teeth, the occlusal surface of molar and even to the end of wisdom tooth with two rotational bristles, and three bristles include a center brush.
Please feel fresh and neat sense of feeling every day due to rotational bristles contact the connection part of the teeth and the gum with 45 degree angle, while reciprocate and sweep down.