1 x 1 x 10 inches ; 6.4 ounces

40,000 strokes per minute.DENTIST RECOMMENDED: The Pro 7 Series Sonic is a dentist recommended, rechargeable, full-size sonic toothbrush that infuses innovative technology with functionality and patented design. This electronic toothbrush is one of a kind as it features 40,000 strokes per minute, 100% waterproof exterior, 5 adjustable speeds, and a built in 2-minute timer with quadrant pacing.