Several factors will affect the charging speed of the Xiaomi Massage Gun 2, such as power adapter standard, charging temperature and charging cable damage.
If the Xiaomi Massage Gun 2 charges slowly, please refer to the following details:
1. The power adapter’s voltage or current output is too low, which makes the charging slow. Please select the 10W adapter to charge;
2. If the battery temperature is too high or too low, the charging will be slow. Please wait until the battery temperature returns to normal, then resume use;
3. A damaged charging cable will not transfer power efficiently. Please check the cable for visible damage.