Keysight FieldFox B Series User Manual page 836

Safety Considerations
For the Battery
For the Battery
Lithium battery packs may get hot, explode, or ignite and cause serious injury if
exposed to abuse conditions.
This section contains the following:
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High Capacity Lithium Battery (N9910X-876)
Lithium battery (High Capacity): N9910X-876 (battery Keysight part number:
1420-0937) is used to provide power to a family of portable microwave test
instruments produced by Keysight Technologies. Be sure to follow these safety
warnings:
External battery, U.S.
FCC compliance
Rating:
836
"High Capacity Lithium Battery (N9910X-876)"
"Standard Capacity Battery (N9910X-870)"
Battery storage:
The only instructions related to storage have to do with temperature and are listed below
— "Temperature (1 month): -20°C to +45°C
— "Temperature (6 month): -20°C to +40°C
— "Temperature (12 month): -20°C to +35°C
10.8V 6400mAh 70Wh
Lithium–ion batteries:
Must not be exposed to high temperatures (>70°C) or fire.
—
Must be kept away from children.
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Must not be short circuited.
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Must be replaced only with Keysight qualified Li–ion batteries.
—
If replaced or charged improperly, there is a danger of explosion.
—
Do not connect the positive terminal and negative terminal of the
battery to each other with any metal object (such as wire).
Do not carry or store the battery with necklaces, hairpins, or other
metal objects.
Do not pierce the battery with nails, strike the battery with a
hammer, step on the battery, or otherwise subject it to strong
impacts or shocks.
Keysight N9938-90006 User's Guide