Lifescan Sure Step Flexx Quick Refence Manual page 21

CAUTION:
strip holder may lead to an error message or
an inaccurate, high result.
3
Thoroughly dry the test strip holder
with a soft cloth or lint-free tissue.
4
Wipe the lens area and contact
points with a cotton swab dampened
with a 10% bleach solution. Follow
with a swab dampened with water
to remove residual bleach.
Bleach residue left on the test
Contact points
18