Gemäss https://support.lenovo.com/us... wären das:
5V, 3A
9V, 3A
15V, 3A
20V, 3.4A
11V, 6.2A

The Lenovo USB-C wall charger can charge devices with different voltages, depending on the device and the cables used.

The most important voltages supported by the charger are

5V: This is the standard voltage for many USB devices, including smartphones, tablets, power banks and portable speakers.
9V: This voltage is often used for devices with higher power requirements, e.g. laptops and some tablets.
12V: This voltage is used for devices with even higher power requirements, e.g. some laptops and gaming accessories.