(/proc/acpi/battery/BAT0) # cat info
present: yes
design capacity: 0 mWh
last full capacity: 0 mWh
battery technology: non-rechargeable
design voltage: 0 mV
design capacity warning: 0 mWh
design capacity low: 0 mWh
capacity granularity 1: 0 mWh
capacity granularity 2: 0 mWh
model number:
serial number:
battery type:
OEM info:
(/proc/acpi/battery/BAT0) # cat state
present: yes
capacity state: ok
charging state: unknown
present rate: 0 mA
remaining capacity: 0 mAh
present voltage: 0 mV
According to http://jpstrand.homeip.net/user/delli8200/delli8200.html,
ACPI patch 20030328 produces full battery information for 2.4.21-preX
kernels.
David
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