1Scientifically remove the oral dead space between teeth, but also help relieve gum pain and gingival bleeding. 2Can penetrate into the gaps between teeth to remove food residue, soft dirt and remove bad breath. Suitable for most people. 3Can deeply clean the braces and remove food residues near braces and brackets. Suitable for people with dental braces to use. 4Whole machine starts with one button, three modes can be easily controlled to meet different needs of tooth cleaning. 5Deep into the tooth gaps for precise cleaning, special designed for children above 8 years old. Item Type: Dental Oral Irrigator Material: ABS + PlasticApplicable People: Above 8 years old Hydraulic Strength: 30-110PSI adjustable Water Tank Capacity: 300ml Built-In Lithium Battery: 1400mAhFunction: Clean gums, clean teeth, prevent tooth caries, effectively remove dental plaque, prevent gingivitis, reduce gingival bleeding Characteristics:1. High frequency pulse, strong power output, equipped with intelligent stability system, continuous constant force cleaning. Strong power, good endurance. The body is waterproof and can be washed, easy to carry. 2. Fully open design, easy to clean the water tank, special internal leakproof design. 3. One charge can be used for one week Recommended approach 1. Hold the main engine in an upright position with the tip of the nozzle facing the teeth. 2. Please keep the equipment perpendicular to the cleaning part to obtain the best effect.The mouth is slightly open so that the water in the flushing inlet can be set aside.Press the switch button to start flushing. Note: Before use, this product (water tank, suction pipe, etc.) may have some liquid, which is the residual distilled water in factory inspection, there is no healthy and safety danger) After use, wash and dry thoroughly before storing the product.Before storing the product, please pour the residual liquid in the outlet box, turn on the switch, drain the water inside the product, run the product for 2~3 seconds, until there is no more water discharged. 1 x Host 2 x Nozzle 1 x USB Cable 1 x Manual