1.Pay attention to moisture-proof, waterproof, not to use a wet cloth to clean the fuselage;
2.Avoid direct shooting of strong light as far as possible;
3.Use ambient temperature of 0-40 degrees Celsius;
4.Do not allow the machine itself to be strongly impacted.
Matters need attention
1.Do not store or use products in wet or dusty environments.
2.Should be placed 40-80 cm from the ground, as far as possible to avoid child decline damage.
3.There must be no object blocking in front of the hole, and the placement point should avoid the sound absorbing material such as carpet and curtain as far as possible to prevent the sound pressure from decreasing the sound range and affecting the effect.
4.The machine is directly inserted into the AC socket of AC 220V. The voltage range is 220V, and the frequency is 50-60HZ.
5.Do not use strongly dissolved, water or wet cloth clean the fuselage, pay attention to moisture-proof, waterproof.
6.Use the ambient temperature: 0-40 degrees Celsius, please do not let the machine be subjected to strong impact or high altitude fall.
7.If used in a large area of hotel or hospital, a few more should be placed to increase the effect.
8.Do not try to disassemble repair products by yourself.