SpecificationItem Type: Portable oral irrigatorColor: BlackPower: 5WAdapter: DC5V 1ACapacity of Water Tank: 300mlWater Pressure: 30-110 PSIPulse Frequency: 1400-1800 Times /MinBattery: 1400mAh lithium BatteryModes: low, high, pulse, DIYOperating Time:120minWeight: 25.5gSize:22*7*8.5cm/8.7*2.8*3.3inProduct Include1*Water Flosser2*Standard Jet Tips1*Power Recharger1*Manual1*BoxFeature1) 4 flow modes to clean your teeth. Use up to 4 modes to deal with different oral problems. Low mode is for sensitive teeth clean; high mode is for daily cleaning needs; pulse mode is for gums cleaning and massage; DIY mode is to customize your washing experience.2) 360 all-round cleaning. Its rotatable nozzle can thoroughly clean your mouth with no dead corner left. It removes dental plaque 99%, improves gums condition 52% and reduce gums bleeding rate 200%.3) Memory function auto timing off. Choose a mode and the system will record your preference. The next time you open the machine, it will automatically switch to the mode you chose last time; when you use the flosser for continuously 120 seconds, it will automatically turn off.4) Ultra-large water tank IPX7 waterproof. 300ml water tank, sufficient for a comprehensive cleaning; IPX7 waterproof, whole-body washable. This is a water-friendly product and you can rest assured to use it without worrying any malfunction caused by water damage.5) Anti-slip design. Easy to hold, not easy to slip. Even in the most humid conditions, you don't have to worry about slipping and breaking the machine.6) Gravity ball sucking. Can easily suck out water at any angle. No matter which angle you tilt your flosser at, you don't have to worry about the water not getting out. Just feel free to choose the angle you like to wash you teeth 7) Easy charging. Applicable to various charging sockets. Can be charged via power bank, car charger, etc, making it an ideal choice for travel. So, take it with you wherever you go.8) Ultra-long operating time. With a battery of 1400mAh it takes merely 4 hours to fully charged the flosser. And when it is fully charged, it can be used for 75 times, which means you just need to charge it less than 6 times a year.Operation1) Install the nozzle,and you will hear a "click" sound.2) Filled with clean water.3) Choose a suitable mode.4) Prepare a box to store waste water and lean your body forward.5) Put the nozzle into your mouth, and keep your mouth closed to avoid water splashing.6) Turn on the flosser and wash your teeth.Note: Before your first-time use, please fully charge the flosser . You need to insert the USB plug into the power socket, as well as connect to a power supply. The flosser cannot be used when charging.Note Caution1.At power-on state, press the button to switch between 4 different modes: low, high, pulse, DIY.2.The modes may be changed when the flosser is switched off, and you can select the mode you like before switching the flosser back on.3.When the pulse mode is used for more than 3 seconds, remaining battery power will be displayed.4.During recharge, the 4 display lights will flash. When fully charged, the 4 lights will become constant on.5.During operation, if all 4 display lights start to flash, you need to recharge the flosser because this indicates that power is insufficient.6.Rotate the jet tip dial to adjust the direction of the water flow.