Most dentists agree that the combination of brushing and flossing is the most effective way of removing plaque from all surfaces of the teeth. The water flosser provides a easier way to keep you away from tooth decay and plaque. You can even use it when you have braces and implants. Specification:Product name: Teeth cleanerWater capacity: 200mlWater pressure: 40-1 20psiWorking speed: normal, gentle, pulse, childrenBattery: 2000mAh lithium ion batteryVoltage/frequency: 100-240v, 50/60HzPower: 4-6WMode light flashes when chargingFully charged mode light is always onCharging time: 4-6 hoursUse time: 60 minutes (when fully charged)Adapter: output 5.0V, 1.0AFeature:4 cleaning modes: Daily Mode, Gentle Mode, Pulse Mode, Kids ModeIPX7 waterproof200ML large capacity water tankPortable and foldablePacking list:1* Teeth cleaner