2. Avoid being too close to the human body when using the salute, so as not to strongly stimulate people's ears and eyes.

3. Patients with heart disease and mental illness should not be operated and used. When using salute, they should stay away from patients with heart disease and mental illness.

4. Don't play suddenly near people who are unprepared, so as not to make people overly nervous and have bad consequences.

Children under 5.5 years old should not use it, and salute should be kept away from infants.

6, salute in use, transportation and storage should pay attention to waterproof, moistureproof, prevent falling, collision, so as not to cause damage.

7. It is forbidden to disassemble the salute by yourself, otherwise it will damage the product and be prone to electric shock accidents.