?2 Minutes Smart Timer?Dental Oral Irrigator for teeth will automatically power off after working 2 minutes to avoid the user forgetting to turn off the machine,ensures your safety and water dental flosser's lifespan. ?Deeply Clean and Stability Water Pressure?The Portable Water Dental Flosser offers 1400 times/minute high-frequency and high-pressure stability water pulse. The diameter of the nozzle mouth is as small as 0.6MM which can easy cleaning between teeth,and the dead corners of the oral cavity.Effectively wash away bacteria and food residues that traditional brushing and flossing can't reach. ?Cleanable and Removable 300ml/10.1oz Water Tank .The Electric Water Dental Picks with 300ml/10.1oz water tank is designed to facilitate the completely clean the water fouling and other dirt in water tank. ?.This Cordless Water Flosser Picks provide the IPX7 waterproof design makes it easy to use the water dental flosser in the bathroom. ?50 Days of Use .The USB Rechargable Cordless Water Flosser With a large 2000 mAh battery,will last up to 50 days continuous use after one fully charged,if you use it once a day for one minute.?. And equipped with a universal USB Type-C cable, it is convenient to travel, worry-free without charging. ?4 Modes and 6 Spray Nozzles . Portable Cordless Water Flosser has 4 modes to meet the needs of low, high, pulse and DIY modes to suit all tooth and gum conditions. ?. This water Oral Irrigator is equipped with 6 nozzles, which can meet your cleaning and replacement needs.