Waterpik ION Professional Water Flosser
This water flosser features 10 pressure settings from 10-100 PSI. It has a 90-second water capacity with a removable 20 oz reservoir. The device is 30% smaller than traditional models and includes a rechargeable battery lasting up to 4 weeks per charge. The price drops from $99.99 to $65.51 w/ free shipping.