Funtions :5 Mode: soft,normal, potent,point,pulseNoise ≤75dBPulse frequency 1500 times/minWater tank capability 300MLWater tank design Removable, huge mouth for simple cleaningWater column thickness zero range 20~90PSI6 nozzles in total: Standard nozzle*3, Orthodontic nozzle*1, Periodontal bag nozzle*1, Tongue cleansing nozzle*1Nozzle design 360° rotatableCharging components USB Type-CCharging time about 4hBattery capability 1400mAhEndurance :About seventy seven days (under full power, use 1 time a day, 1min/time, soft gear)About 70 days (standard gear)Waterproof grade IPX7