HP ProLiant ML30 Gen10 Plus User Manual page 125

HPE Smart Storage Battery HPE Smart Storage Battery
The HPE Smart Storage Battery supports the following devices:
HPE Smart Array SR controllers
A single 96 W battery can support up to 24 devices.
After the battery is installed, it might take up to two hours to charge. Controller features requiring backup power are not re-enabled
until the battery is capable of supporting the backup power.
This server supports the 96 W HPE Smart Storage Battery with the 145 mm cable.
HPE Smart Storage Battery 125