Yes, of course, but it may be a slow charge.
The charger can be downward matched with the appropriate mobile phone power charging, it may not support fast charging, but slow charging can still be charged.
To achieve fast charging, three conditions must be met:
1. The phone supports charging power and charging protocol.
2. The charging head matches the charging power and charging protocol of the mobile phone.
3. Data cable interface and data cable support maximum current.
able
Typical phone chargers support several charging protocols.
For example, the Xiaomi 67W charging head with the original data cable can support QC2.0, QC3.0, PD3.0, DCP, and other charging protocols. If your phone supports the following protocols, you can use the fast charge feature to save charging time.
Of course, it can, but it is not fast charging, which is estimated to be 10w charging speed!