PRODUCT GRADING Open Box > As new > 12 Months Warranty Retail Box  WHAT IS IN THE BOX Finestep FL-V23 Water Flosser for Teeth Cordless Oral Irrigator Teeth Cleaner Charging Cable  4 x Water Flosser Nozzles PRODUCT DESCRIPTION A dental water flosser combined high-pressure water pulse, remove 99.99% food residue hidden deep within dental cracks and the gum effectively, traditional brushing can not reach while massaging your gums and promoting blood circulation. 6 Modes & Rotatable Nozzles Soft, Gentle, Friendly, Standard, Strong, Super Strong modes to meet various oral care needs. The nozzle design allows you to easily clean the areas that are difficult to reach and prevents debris and dental plaque. 300ml Detachable Water Tank The upgraded removable water tank allows you to thoroughly clean dental plaque, which is impossible for common oral irrigators. Long Battery Lifetime & Charging via USB Our rechargeable oral irrigator with a powerful 1700mhA lithium battery is able to be used continuously for 28 days once fully charged. The USB interface charging design is applicable to a variety of charging equipment. PRODUCT INFORMATION 1 Charging Time - 6 hours 2 Battery Life - 28 days of use 3 Reservoir Capacity - 300 ml 4 Pressure Range - 20-120psi 5 Built-in Battery Capacity - 1700mAh 6 Working Cycle - 2 minutes