1. Do not buy an outlet with usb, although most mobile phone charging voltage is five volts, but the charging current will be different, the use of an outlet with usb charging will damage the mobile phone battery, the original charger is the only choice for mobile phone charging.
2. Hot air drying drying rack do not buy, clothes take off the water to dry up to bask in the sun, blowing natural wind is not good, but to add a large power on the drying rack, chicken ribs and electricity, if you are in a hurry to wear, it is better to buy a dryer, even the drying rack is saved.
3. Don't buy a ceiling fan lamp, turn on the light will definitely dangle, even if you don't shake today, tomorrow you have to shake.
4. Don't buy a refrigerator with a smart screen, do you want this screen refrigerator to play advertisements to you at any time?
5. Multi-functional microwave oven do not buy, microwave oven is a heating tool, with heating and thawing function on the line, so many button functions can not be used at all, if you like to do different cuisine, with the steamer oven is not more professional than the microwave oven?
6. Children's electric lift desk do not buy, which is the desk, is simply a toy for the child to buy, the child's ten years of growth can not be lifted several times, it is better to buy a mechanical screw, save the money to buy nutritional products for the child is not fragrant?
7. Smart voice toilet do not buy, when the voice control and you come to a conversation when the is more cautious panic, buy smart induction with buttons can be, remember to change the water and electricity when to leave an outlet.