Unitech ENTERPRISE PA500 - Manual (Page 4)

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Storage and Safety Notice
Although charged Lithium-Ion batteries may be left unused for several months, their capacity
may be depleted due to build up of internal resistance. If this happens they will require
recharging prior to use. Lithium-Ion batteries may be stored at temperatures between -20°C to
60°C, however they may be depleted more rapidly at the high end of this range. It is
recommended to store batteries within normal room temperature ranges.
RoHS Statement
This device conforms to RoHS (Reduction Of Hazardous
Substances) European Union regulations that set maximum
concentration limits on hazardous materials used in electrical and
electronic equipment.