The use of home air conditioners to regulate indoor air temperature and humidity and purify the air is an ideal 
high-end household appliance product for modern families. There are many kinds of air conditioners, 
but most of them use window models. The specifications are divided according to cooling, such as 3000, 
4000, and 5500 kcal per hour. 
At the time of purchase, the specifications should be determined according to the size of the room.

The quality of the product should be examined from the following aspects: 
First, the appearance is beautiful and elegant, the paint is elegant in color, 
the paint film is uniform in thickness, bright and free from scratches, and 
spare parts are available; Second, the power supply is applied, and the 
compressor runs smoothly The noise is less than 60 decibels. 
Third, each function button switch is sensitive and accurate, and the cooling 
effect is rapid and sufficient. Fourth, the body insulation performance is good.