ZKTeco K40 - Environment-Friendly Use Description

11 Appendix
48
Environment-Friendly Use Description
The Environment Friendly Use Period (EFUP) marked on this product refers to the safety period of time in
which the product is used under the conditions specified in the product instructions without leakage of
noxious and harmful substances.
The EFUP of this product does not cover the consumable parts that need to be replaced on a regular basis
such as batteries and so on. The EFUP of batteries is 5 years.
Names and Concentration of Toxic and Hazardous Substances or Elements
Parts Name
Toxic and Hazardous Substances or Elements
Pb
Hg
Cd
Cr6+
PBB
PBDE
Chip resistor
×





Chip capacitor
×





Chip inductor
×





Chip diode
×





ESD components
×





Buzzer
×





Adapter
×





Screws



×


: Indicates that this toxic or hazardous substance contained in all of the homogeneous materials for this part is below
the limit requirement in SJ/T11363-2006.
×: Indicates that this toxic or hazardous substance contained in at least one of the homogeneous materials for this part
is above the limit requirement in SJ/T11363-2006.
Note: 80% of the parts in this product are manufactured with non-hazardous environment-friendly materials. The
hazardous substances or elements contained cannot be replaced with environment-friendly materials at present due to
technical or economical constraints.