Cautions For Using Face Recognition Device - ZKTeco Green Label ProBio User Manual

Please use the correct method of pressing fingerprint for registration and verification. Our
company does not undertake the responsibility for the lowered verification performance
caused by user's improper operation. The rights to final interpretation and amendment are
reserved.

1.3 Cautions for Using Face Recognition Device

1. Recommended Standing Position
For user heights between 1.5m to 1.8m, it is recommended
to install the device at 1.15m above ground (may be modified
according to user average height).
Recommended Registration and Verification Position
Recommended Procedures (as shown in the right image):
During registration and verification procedures, the position
of device should not be changed to prevent deduction in
verification preciseness. If it is necessary to move the device,
its vertical height should not be changed.
Factors Affecting the Preciseness of Verification
Non-identical registration and
verification gestures
Non-identical
verification distances from device
2 ProBio & ProFAC User Manual
Slanted
registration and
Too Low
Non-identical registration and
verification heights
Non-identical registration
verification distances from device
and