Why is Water Flossing Effective for Dental Health? Your mouth is the gateway to your overall health, so keeping your gums healthy is essential.<br> <br> Using an optimal combination of pressure and pulsation, the Mornwell F18 removes plaque and food particles from brackets and wires, and it massages and stimulates the gums. These actions help reduce plaque on the teeth and around hardware, while also improving gum health.<br> <br> Warm Tips:<br> <br> 1.Please Read All Instructions Carefully Before Use<br> 2.If You Want To Use With Water, Mouthwash Or Anti-bacterial Rinses,Follow The Suggestions Of Your Dentists Or Hygienist<br> 3.Don't Face To Your Eyes When You Turn On The Oral Irrigator<br> <br> Item Features<br> <br> 1.Product Name: 100% New Brand Oral Irrigator For Adults<br> <br> 2.Model: D301<br> <br> 3.Housing Material: 100% High Quality ABS<br> <br> 4.Water Tank Material: 100% High Quality PC<br> <br> 5.Features: Multifunctional / IPX7 Waterproof / 3 Adjustable Work Modes / Strong Water Pressure / Convenient Portable USB Charging / Detachable Large Capacity 200ml Water Tank / 5 x Different Function Nozzles,1 x Cleaning Brush / 360° Rotating Nozzles / Unique Gravity Ball Design / Waterproof Plug &amp; Dustproof Plug Design<br> <br> 6.Certification: CE / FC / FDA<br> <br> 7.Power Adapter Input Voltage: Compatible With Global Voltage(100-240V)<br> <br> 8.Input: DC 5V / 1A<br> <br> 9.Output: 3.7V / 5W<br> <br> 10.Frequency: 50 / 60HZ<br> <br> 11.Water Tank Type: Detachable Large Capacity 300ml Water Tank<br> <br> 12.Pulse Frequency: 1400 Times / Min<br> <br> 13.Water Pressure Range: 40-90 PSI<br> <br> 14.Battery Type: Rechargeable 1400mAh Lithium Battery<br> <br> 15.Charging Mode: Convenient Portable USB Charging<br> <br> 16.Charging Time: 8 Hours<br> <br> 17.Working Time Of Fully Charged: 15 Days (Work Twice Each day) Or Continuous Work 60 Minutes<br> <br> 18.Package Size: Approx 28cm x 7cm x 9cm<br> <br> 19.Package Weight: Approx 0.48kg<br> <br> Package Included:<br> <br> 1 x Oral Irrigator(Not Include Nozzles)<br> 4 x Replaceable Nozzles<br> 1 x USB Charging Cable(Not Include Power Adapter)<br> 1 x Instruction Manual<br> 1 x Package Box