Oral Irrigator with 4 Heads: • With 3 cleaning modes: soft, intense, and pulse. •Timer with 2-minute automatic shut-off. •4 Nozzles: 1 standard nozzle, 1 orthodontic nozzle, 1 periodontal nozzle and 1 tongue nozzle. The nozzles are easy to change. •220ml Water Tank & 360° Rotating Nozzles: The 200ml water tank is enough to clean the upper and lower jaws without refilling. The nozzles can rotate 360° even during use, making it easy to access any interdental space. •Compact size compared to other oral irrigators, especially useful for traveling. •Long-lasting battery, charged via included USB cable. Input: 5V / 1A Relative power: 3.5W Standards: GB4706.1-2005 / GB4706.59-2008 ABS, metal alloy.