Regarding the integrated UPS5000-E120K-HASBS statements, which of the following is incorrect?

Regarding the integrated UPS5000-E120K-HASBS statements, which of the following is incorrect?
A . Support intelligent battery management, the number of battery cells can be adjusted
B . Support incoming line
C . ATS does not support manual switching
D . The power statistics interface can display the power of each output branch

Answer: C