Keysight N9938-90003 User’s Guide 297
Safety Considerations
Battery Markings
Taiwan’s safety and EMC compliance mark.
Indicates the time period which no hazardous or toxic substance elements are
expected to leak or deteriorate during normal use. Ten years is the expected
useful life of the product.
This symbol indicates the Environmental Protection Use Period (EPUP) for the
product’s toxic substances and for the China RoHS requirements.