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Data line fast charge and slow charge difference:
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1. Different speeds. Fast charge generally charges the phone, and it can charge 50 to 70 percent of the electricity every half hour. The slow charge takes two or three hours to reach 50 percent.
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2. Different principles. Fast charge is to increase the current to achieve a rapid charge to the mobile phone, slow charge is ordinary charging, small flow to the mobile phone full...
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3. Quality is different. The same price of fast charger and slow charger, fast charger will break first, because of the loss of fast charger
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4. Prices vary. Fast charging devices are slightly more expensive than slow charging devices. The difference is about 20 to 50.