360ML Extendable Detachable Large Water Tank- The 360ML water tank could be extended to contain more water without constant refill will brings you a comfortable uninterrupted oral dental flossing experience. and retracted back after use which is saves space and convenient for carrying. The detachable design allows you to thoroughly clean the limescale made water tank more cleaner and hygiene._________________________________________________ply Clean Teeth Improve Gum Health_________________________________- PECHAM Dental flosser Adopt latest water flosser pulse technique 30-120psi pressure range 1800 times/minute high-pressure water pulse 360_________________________________________________ting nozzle cordless water flosser can powerful cleaning 99.99% food debris and plaque every corner precisely that traditional brushing can not reach. Specifically designed for periodontics braces._________________________________________________raded DIY Model Memory Function_________________________________- Based on the traditional 3-mode standard model The 2020 Advanced upgraded PECHAM water flosser add a DIY mode which freely customize water pressure from 30psi-120psi especially for sensitive oral. Normal Soft Pulse modes meet various oral dental care needs. Memory Function helps keep on with your preferable mode for next use._________________________________________________raded 2000mAh Large USB Rechargeable Battery_________________________________- The Oral irrigator equipped with built-in 2000mAh rechargeable lithium battery last up to 40 days continuous use after one fully charged. Come with USB Cable a storage bag. Support to a variety of charging equipments such as power bank computer laptop perfect for travel.