Excellent oral cleaning power: The cordless oral irrigator works with a special water flow rate of 1400 times/min. Long-term use can effectively prevent tooth decay, bleeding gums, tartar and tooth sensitivity. Enjoy healthier gums and whiter teeth in just 1 minute a day Long Battery Life: 4-5 hours on one charge, floss lasts up to 95 days. LED battery indicator lets you know when it's time to charge. Make your oral care safer, more efficient and greener by ensuring you can use the Cordless Oral Irrigator anywhere Advanced Cordless Design: Enjoy the convenience of a cordless faucet and waterproof design for use in the shower. You can even wash it under running water. Features 3 pressure settings ranging from 65-75 psi for customized cleaning and ultra-quiet operation. Travel Friendly: Electric flosser is portable and compatible with 100-240V worldwide voltage .It includes USB charging cable and 3 replaceable nozzles for multiple users and needs Removable Water Reservoir: Upgraded 240ml water reservoir for uninterrupted flossing. The removable water tank allows you to thoroughly clean the limescale inside. The cordless water flosser is high quality, beautifully crafted and durable, making it a great gift for a loved one.