Honeywell AreaRAE Plus User Manual page 32

AreaRAE Plus & AreaRAE Pro User's Guide
Once the Charger is attached to the battery, plug in the AC adapter's barrel and the plug the power cord
into an AC source.
WARNING
To reduce the risk of ignition of hazardous atmospheres, recharge, remove or replace the battery
only in an area known to be non-hazardous!
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