-28-
-29-
M a i n t e n a n c e & W a r r a n t y
1). Maintenance:
Replacing the battery and product maintenance:
a. Remove the battery from the unit if it is not required
for extended periods of time in order to avoid
damage to the battery compartment and the electrode
resulting from a leaking battery.
b. After power on, if a symbol
“
”
appears on the
LCD, indicating that you should replace the battery
in order to avoid inaccurate measuring reading.
Otherwise the battery is very possible leak that will
seriously damage the unit life.
The battery compartment is on the down rear of the
unit, open the battery door, replace the old battery
for new battery (notice the battery polarity), close
the battery door.
Cleaning the casing
：
Never use alcohol or thinner to clean the unit casing,
which will especially erode the LCD surface; just clean
the unit lightly as needed with little clean water.
Never impact the unit or use on humidity condition.
Do not store or use the unit in following locations where
the unit may be subject to:
a. Splashes of water or high levels of dust.
b. Air with high salt or sulphur content.
c. Air with other gases or chemical materials.
d. High temperature or humidity (above50
℃
, 90%,) or
direct sunlight.
2). Warranty:
About relative warranties please read provided
warranty card.
We disclaim any liability due to: transportation
damages; incorrect use or operation; manipulation,
alterations or repair attempts; without warranty card,
invoice.
3). Specific Declarations:
a. The product design and the manual updating,
repairing by technician authorized by us, do not try
any alternations or repair attempts.
b. Disposal of battery should in accordance with local
laws and regulations.
