Electric fan electric fan which standard
there are many in the market. May make things difficult for buyers. Because I don't know what to buy good brand!What will help you. The observation standard, shown on the products. Because the electric fan certified
. The quality of Thai Industrial Standards Institute, which have many advantages,
.Electric shock protection system trust
. To prevent direct contact with the electricity as trust
. Fan didn't burn damage from temperature increases. It is not too high, setting up
.Electricity leakage can not exceed 0.5 milli ampere. There is no danger to the user guide to buying
try to see what works well or not
see mechanism shaking, rotating, scaling shook the fastest, highest
.Switched off and open change speed to work well. Should be marked with specific safety
. To choose the size and the type suitable for use. And the price appropriate to the material used in the production of S
.
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