Specifications :- . - Li-Ion battery charges while sitting on cradle. - Nozzle release button,easy for taking down nozzle. - 3 operation modes(Normal,Soft,Pulse)with LED indication - deliver a water pressure of 40 to 90 PSI. - 2 minutes Auto-timer. - 150ml large capacity water tank - Dual design for easy water refill - Inductive charging, worldwide voltage(100-240V) - Waterproof design. - Low noise design(75dB). Description :- - Removes bacteria deep between teeth and below the gum line where brushing and flossing can't reach. - Massage and stimulates gums to improve circulation and keep your gums strong and healthy. - Ideal for cleaning around dental bridges,braces and crowns.makes you feel fresh and clean. - Ergonomically designed handle and 360¡ãrotated nozzle,let you easy to control water flow to reach all areas of the mouth.