This product is brand new, and I haven't used it yet, but I've misplaced the USB Type-C charging cable if you buy you have to buy USB Type-C charging cable yourself I buy it $99.99 from amazon, now only $34.99. DEEPLY CLEAN TEETH :The electric water dental picks teeth cleaning kit with handheld features an ergonomic design and upgraded pulsation technique, with mouthwash whitening pressure water pulse 1400-1800 times/min, 30-110PSI strong water pressure to effectively removes all the trapped food stuck that traditional brushing and flossing can't reach.. Also helpful for bleeding gums, bad breath, benefitful for orthodontic, bridge care and brace. 3 MODES DENTAL TOOLS : LAIREG launch portable cordless water dental flosser that was upgrade to 3 modes of water pressure to fulfilled your daily life use.Each mode provides you variety of using choice from standard mode, Please choose soft mode when you use dental flosser at the first time. Easily remove stuck for teeth Gives kids or adults the ultimate stay home dental clinic like experience.