The award-winning SensaTONE is an ultra-simple, comfortable, yet powerful digital Pelvic Floor Stimulator (PFS). Compact, stylish and designed for use by women of all ages to help strengthen pelvic floor muscles, it works by passing mild electrical pulses via an internal vaginal probe to contract and relax pelvic floor muscles. With noticeable results within weeks, women with strong pelvic floor muscles enjoy greater control over their bladder, increased vaginal tone and greater sensation during intercourse. Requires 2 x 1.5v AAA batteries, which gives approximately 110hrs of use.