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Precautions:
1、keep a certain distance from carpets, curtains and other materials that absorb sound waves to avoid affecting the effect.
2、Normally, you will see more pests in the early stages of the application, but within the 2 weeks, the situation will be effectively controlled.:
3. Don't clean The machine by water or damp cloth. Use dry and soft cloth with some neuter wash to clean It. :
4. Ultrasonic Sounds can't penetrate the solid and walls, to get better results, we suggest installing 1 Unit for each room or several units for large area.