HP ProSignia 120 Maintenance And Service Manual page 122

The external battery charger charges the Li-Ion battery outside the computer. It may
also be used to charge spare batteries.
Dimensions
Height
Width
Length
Weight
Power Supply (Input)
Nominal Voltage
Line frequency
Power Supply (Output)
Nominal Voltage
Power
Temperature
Operating
Nonoperating
Relative Humidity
Operating
Nonoperating
Table 6-13
External Battery Charger
U.S.
1.57 in
5.25 in
9.4 in
1.1 lb
100 - 240 VAC
47-63 Hz
+18.5 +/- 0.25 VDC
40 to 42 W
41 to 104 F
-4 to 185 F
10 to 95%
10 to 95%
Metric
40 mm
133 mm
239 mm
4.95 gm
5 to 40 C
-20 to +85 C
Specifications 6-13