The table fan has many functions. After opening, it can have the function of swinging the head, and the angle of the swinging head is about 180 degrees. What are the functions of table fans? Some will be around 240 degrees. Therefore, when table fan is used, it also has a lot of convenience. The hea
The table fan has many functions. After opening, it can have the function of swinging the head, and the angle of the swinging head is about 180 degrees. What are the functions of table fans? Some will be around 240 degrees.
Therefore, when table fan is used, it also has a lot of convenience. The
Table fan cover mesh welding point inspection: Use a few fingers to gently move a few circles on the cover ray, if the sound from individual rays is inconsistent, it means that there is false welding (will be desoldered).
Table fan swing control check: When the red dot of the knob turns from zero
1. staff cooling
The industrial fan is a large energy-saving fan. The natural breeze generated by it blows on the human body, which can promote the evaporation of human sweat, thereby taking away heat, cooling the human body, and bringing a feeling of cooling.
2. natural ventilation
In the