In the hot summer, some products that can drive away the heat are often sold in full swing, such as electric fans is one of them. Sometimes we may go outside to play or go to school and other places without air conditioning, we often choose to carry a small fan, because it is very convenient, but also can effectively help us get rid of the heat. So, for small fans, the market price is generally how much money? Is there any tips that can help us buy a good quality small fan when we are shopping.
First, how much is a small fan?
Handheld rechargeable beauty humidifying fan?usb socket mini fan? Thousand Ice Mist Fan Factory Wholesale, $42;
4 inch mini iron mute? DC 5V?USB?Desktop gift small fan mini electric fan? Small Electric Fan, $9;
Wholesale 6 inch clip-on small electric fan (mini small electric fan)? Gift small fan 6 inch clip on small desktop fan, $20;
Manufacturers direct sale USB fan 5 inch clip on fan air conditioning desktop portable baby mini fan in stock and fast shipping, $12;
2016 new chinchilla usb rechargeable fan? Multi-function electric fan with night light household mute soft blade fan, $14.9. (Price from the network, for reference only)
Second, How to buy a good quality small fan?
1, open the box to check the product must be accompanied by a certificate of conformity, instructions, the nameplate of the fan should be the name of the manufacturer, the product model specifications, rated power, rated voltage, type of power supply and frequency and other indicators.
2, the outer and inner packaging of the fan is not damaged.
3, the appearance of the quality requirements of the shape, lines, color tone beautiful and generous. Plating parts require smooth, shiny, no yellowing, no rust spots, peeling and waterline phenomenon.
4, the paint film is required to be hard, smooth, no bubbles, scratches, no paint film peeling, hanging paint or different colors of paint mixed phenomenon.
5, the decorative parts have no damage, before and after the mesh cover fit tightly, no deformation, the mesh cover wire weld joints have no loose desoldering, etc., the floor fan lifting flexible.
6, with special features of the fan, its function should work well.
7, check whether the fan shaking head, speed and timing switch with the panel marking. The switching device has a variety of piano key type and touch type, etc. It is required to have good safety and flexibility, and good contact when connecting and disconnecting the power supply. If the piano key switch, when a key is pressed should not have two keys connected to the phenomenon of the keys are pressed, reset should be flexible.
8, timing device requires accurate timing, flexible rotation, no jamming phenomenon or friction panel phenomenon, normally open and normally closed position should be controlled reliably.
9, rotary buttons, switches operate with crisp pronunciation and accurate positioning. Light touch switch command is correct and reliable. But all require each gear speed difference is obvious, slow gear speed should be less than 70% of the fast gear. When pushing and pulling the fan blade along the axial direction, its shaking is small. Watch the middle of the motor before and after the gap, as long as the fan rotor rotation is flexible, the smaller the gap, the better. Check the fan front mesh cover removed, hold the fan blade middle of the protruding part of the hand, push and pull a few times.
10, fan blade inspection: slowly rotate the fan blade with your hand, fan blade rotation smooth and easy, without touching any part, stop the blade gradually diffuse natural stop. From the side to watch the running track of the fan blade, if there is no obvious deviation, then the fan is relatively smooth at high speed rotation. The smoothness of the fan is also key, in the most unfavorable position of the fan and the plane into a 10 ° angle of inclination when the fan should not be overturned.
For the types of small fans, very diverse. Different shapes, styles, sizes and so on, the corresponding price will have a certain difference. I provide you with some reference prices, you may wish to buy according to their own needs, of course, if you want to know the specific price, we can buy directly in the online shopping mall or to the electrical store are available. In the purchase, there are many details we need to pay attention to, we may wish to understand, I believe it can help us buy a good quality small fan.
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