Housing Material: 100% High Quality ABS Water Tank Material: 100% High Quality PC Certification: CE / FC / FDA Power Adapter Input Voltage: Compatible With Global Voltage(100-240V) Input: DC 5V / 1A Output: 3.7V / 5W Frequency: 50 / 60HZ Water Tank Type: Detachable Large Capacity 200ml Water Tank Pulse Frequency: 1400 Times / Min Water Pressure Range: 40-90 PSI Battery Type: Rechargeable 1400mAh Lithium Battery Charging Mode: Convenient Portable USB Charging Charging Time: 8 Hours Working Time Of Fully Charged: 15 Days (Work Twice Each day) Or Continuous Work 60 Minutes Package Size: Approx 28cm x 7cm x 9cm Package Weight: Approx 0.58kg Package Included: 1* Oral Irrigator(Not Include Nozzles) 5* Replaceable Nozzles 1* Cleaning Brush 1* USB Charging Cable(Not Include Power Adapter) 1* Instruction Manual 1* Storage Bag 1* Package Box Warm Tips: 1. Please Read All Instructions Carefully Before Use. 2. If You Want To Use With Water, Mouthwash Or Anti-bacterial Rinses,Follow The Suggestions Of Your Dentists Or Hygienist. 3. Don't Face To Your Eyes When You Turn On The Oral Irrigator. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Minnanxin