FujiFilm SonoSite Edge II User Manual page 176

Do not immerse the battery in water or allow it to get wet.
Cautions
Do not put the battery into a microwave oven or pressurized container.
If the battery emits an odor or heat, is deformed or discolored, or in any way
Use only FUJIFILM SonoSite batteries.
Periodically, check to make sure that the battery charges fully. If the battery fails
Do not use or charge the battery with non-FUJIFILM SonoSite equipment. Only
9-10
appears abnormal during use, recharging or storage, immediately remove it and
stop using it. If you have any questions about the battery, consult FUJIFILM
SonoSite or your local representative.
to charge fully, replace it.
charge the battery with the system.
Safety