4 thoughts on “Which 1A charging head and 20W charging head are better?”

  1. 20W is better, generally adapted 9V*2A;

    a charging head refers to the charging head with a maximum output current of 1A. This charging head is a bit different from the charger. When the 20W charger was just released, the charging head network had done five charging tests for charging tests. Data show that 18W, 20W 2A current is more charging faster.

  2. What are the differences between the above Apple charger 5W and 20W. The answers are as follows: ① 5W to the Apple charger above, then the DC output of this charger is 5V/1A. /2.22A, the first two chargers and electrical parameters are different. For example, when charging mobile phones, if you charge 5V/1A for 30 minutes, just charge for 20%. It can be charged to 60%, which is three times faster than the traditional 5V/1A charger.

  3. When charging for 1 hour, the 5W charger is 36%charging the iPhone 12 Pro, and the 20W fast charging is 79%. This result once again confirmed that the uniform charging effect of about 6%/10min was once again, and the 20W fast charging should just end the increasing charging effect. One is fast and the other is more durable. It is mainly based on its actual situation.

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