upsSecondsOnBattery
ups Seconds On Battery
1.3.6.1.2.1.33.1.2.2
If the unit is on battery power, the elapsed time since the UPS last switched to battery power, or the time since the network management subsystem was last restarted, whichever is less. Zero shall be returned if the unit is not on battery power.
Back to rfc1628 MIB page.
IPHost Network monitor uses SNMP for monitoring health and availability of devices and applications in your network. You can send a SNMP Set to any remote device to monitor a specific SNMP object (CPU, Memory, Disk, Server Temperature, RAID failures, IO statistics, connection counts, error and much more).