6 Warranty
We warrant this instrument to be free from defects in material and workmanship and agrees to
repair or replace free of charge, at option of APERA INSTRUMENTS, LLC, any malfunctioned or
damaged product attributable to responsibility of APERA INSTRUMENTS, LLC for a period of
two years from the delivery (a six-month limited warranty applies to electrodes and the
electrode’s accesories). This warranty does not apply to defects resulting from actions such as
misuse (violation of the instructions in this manual or operations in the manner not specified in this
manual), improper maintenance, and unauthorized repairs. Warranty period is the time limit to
provide free service for the products purchased by customers, not the service life of the tester or
electrode.