Clinically proven to be up to 93% more effective than dental floss, Removes bacteria deep between teeth and below gumline, Massages and stimulates gums, Can be used with your favorite mouthwash, Leaves a clean, fresh sensation, Push-button dual pressure control system with low for sensitive gums, high for deep cleaning, Reservoir can be filled without removal, Convenient, recharging power supply, No batteries needed, Tips rotate 360° to reach all areas of the mouth, Reservoir capacity is 210 mL (7 oz), Pressure range is 45 to 75 psi