In the hot summer, some products that can get rid of the heat are often sold like crazy, such as electric fans. Sometimes we may go to places without air conditioning such as playing outside or going to school. We often choose to carry a small fan because it is very convenient and can effectively help us get rid of the heat. So, how much does a small fan generally cost on the market? Do we have any tips that can help us buy a good-quality small fan when purchasing?
1. How much does a small fan cost?
Handheld rechargeable beauty and humidification fan? USB port mini fan? Qianbing spray fan factory wholesale, 42 yuan;
4-inch mini iron mute? DC 5V? USB? Desktop gift small fan, mini electric fan? Small electric fan, 9 yuan;
Wholesale 6-inch clip-on small electric fan (mini electric fan)? Gift small fan 6 Inch clip-type small table fan, 20 yuan;
Manufacturer direct sales USB fan 5-inch clip fan air conditioner desktop portable baby mini fan, ready for sale, 12 yuan;
2016 New Totoro USB Rechargeable fan? Multi-function electric fan with night light for home silent soft-leaf fan, 14.9 yuan. (Price source is from the Internet, for reference only)
2. How to choose a small fan with good quality?
1. When unpacking and inspecting the product, it must be accompanied by a certificate and instructions. The nameplate of the electric fan should have the manufacturer's name, product model specifications, rated power, rated voltage, power supply type and frequency and other indicators.
2. Whether the outer and inner packaging of the electric fan are damaged.
3. Appearance quality requires beautiful shapes, lines and tones. Electroplated parts are required to be smooth, shiny, free of yellowing, rust spots, peeling and water marks.
4. The paint film must be hard and smooth, without bubbles, scratches, peeling off, hanging paint or mixing of different colors of paint.
5. Whether the decorative parts are damaged, whether the front and rear grilles are tightly matched and not deformed, whether the solder joints of the grille wires are loose or desoldered, etc., and whether the floor fan can be raised and lowered flexibly.
6. Electric fans with special functions should work well.
7. Check whether the electric fan's shaking head, speed adjustment and timing switches match the panel marks. There are many types of switch devices, such as key type and touch type, which require safety, good flexibility, and good contact when turning on and off the power. If it is a key switch, when a certain key is pressed, the two keys should not be connected. Each key must be pressed and reset flexibly.
8. The timing device requires accurate timing, flexible rotation, no jamming or panel friction, and the normally open and normally closed positions should be controlled reliably.
9. The knobs and switches have clear pronunciation and accurate positioning when operating. The light touch switch command is correct and reliable. However, it is required that the speed of each gear is obviously different, and the speed of the slow gear should be less than 70 of the fast gear. When the fan blade is pushed and pulled in the axial direction, it shakes very little. Look at the gap between the front and rear of the motor. As long as the fan rotor rotates flexibly, the smaller the gap, the better. During inspection, remove the front grille of the fan, hold the protruding part in the middle of the fan blade with your hands, and push and pull it several times.
10. Fan blade inspection: Turn the fan blade slowly by hand. The fan blade will rotate smoothly and easily without touching any part. When it stops, the blade will gradually stop naturally. View the running trajectory of the fan blades from the side. If there is no obvious deviation, the fan will be relatively stable when rotating at high speed. The stability of the fan is also key. The fan should not tip over when the fan is at an angle of 10° to the plane at its most unfavorable position.
The types of small fans are very diverse. Different shapes, styles, sizes, etc., will have certain price differences. The editor has provided you with some reference prices. You may wish to purchase according to your own needs. Of course, if you want to know the specific price, we can purchase directly in the online mall or go to an electrical appliance store. . When purchasing, there are many details that we need to pay attention to. We might as well understand them, I believe it will help us choose a good quality small fan.
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