Features: [3 Modes]Normal mode, soft mode, and pulse mode for choices, one key to switch to meet your oral cleaning demand. [Useful]360rotatable nozzle design allows you to easily clean the interior side that is difficult to reach. [Easy to Disassemble]The replaceable jet tips can be replaced with one button, just press it lightly and pull it out. [Waterproof]IPX7 waterproof water flosser allows to be used for showering in the bathroom, it is more convenient to wash under running water. [USB Rechargeable]Built-in 800mAh lithium battery, and come with a USB cable, applicable to a variety of charging equipment.