Speed: 1. **Preparation**: Fill the 220ML water tank to the desired level. 2. **Power On**: Press the power button to turn on the device. 3. **Select Mode**: Choose from 3 cleaning modes (Soft, Normal, or Pulse) using the mode button. 4. **Use**: Place the tip in your mouth, close lips to form a seal, and tilt the irrigator to direct the water flow. 5. **Cleaning**: After use, remove the tip, rinse it, and store it in the provided case. Wipe the unit clean and store it properly. 6. **Precautions**: Do not use in water or near open flames. Keep away from children. Do not use if you have any medical conditions that could be affected by water pressure. Always follow the instructions provided with the product.