sysctl | grep acpi
kern.timecounter.hardware=acpitimer0
kern.timecounter.choice=i8254(0) tsc(2000) acpitimer0(1000)
hw.sensors.acpibat0.volt0=10.00 VDC (voltage)
hw.sensors.acpibat0.volt1=10.00 VDC (current voltage)
hw.sensors.acpibat0.power0=0.00 W (rate)
hw.sensors.acpibat0.watthour0=50.00 Wh (last full capacity)
hw.sensors.acpibat0.watthour1=0.10 Wh (warning capacity)
hw.sensors.acpibat0.watthour2=0.05 Wh (low capacity)
hw.sensors.acpibat0.watthour3=50.00 Wh (remaining capacity), OK
hw.sensors.acpibat0.watthour4=50.00 Wh (design capacity)
hw.sensors.acpibat0.raw0=0 (battery full), OK
hw.sensors.acpiac0.indicator0=On (power supply)