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Specifications
Timber, Paper, Cardboard Mortar, Concrete, Plaster
Reading < 30%:± 2% Reading < 1.4%: ± 0.1%
Reading > 30%:± 4% Reading > 1.4%: ± 0.2%
Operating Environment (Relative Humidity < 85%)
0°C ~ 40°C 32°F ~ 104°F
0°C ~ 40°C 32°F ~ 99°F
Storage Environment (Relative Humidity < 85%)
-10°C ~ 50°C 14°F ~ 122°F
Measurement Range
6 ~ 42% 0.2 ~ 2.0%
Accuracy
Resolution
1% 0.1%
Battery
1.5V LR44
Celsius Fahrenheit
Measurement Range
Resolution
1°C 2°F
Page 2 For technical questions, please call 1-888-866-5797. Item 67143
Page 3
Important Safety Information
Use Precautions
1. Do not use for food safety or
medical applications.
2. This product is not a toy. Do not allow
children to play with this item.
3. Use as intended only.
4. Inspect before every use; do not
use if parts loose or damaged.
5. Contains button cell battery. Keep
out of reach of children. Discard used
batteries immediately. Do not allow
children to play with this device.
6. Risk of Fire and Burns. Do Not Open,
Crush, Heat or Incinerate battery.
Dispose of internal battery properly
in accordance with applicable law.
7. Maintain product labels and nameplates.
These carry important safety information.
If unreadable or missing, contact
Harbor Freight Tools for a replacement.
8. Wear ANSI-approved safety
goggles and heavy-duty work
gloves when replacing battery.
Page 3For technical questions, please call 1-888-866-5797.Item 67143
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Components
Probe Cover
Probe
LCD Display
Button
Battery Cover
Before Initial Use
1. Open battery cover. Turn meter
over, grasp batter cover, and
slide in direction of arrow.
DIGITAL MINI
2. Remove insulating paper from between
the batteries, and then close battery cover.
Page 4 For technical questions, please call 1-888-866-5797. Item 67143
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Meter Uses
The Digital Mini Moisture Meter can be used to measure environmental temperature
and the moisture of cut timber, paper, cardboard, mortar, concrete, and plaster.
LCD Symbol Guide
+
0
%
+
%
0
0
Replace low batteries
Percent moisture
Use this mode to measure moisture
level of cut timber, paper, or cardboard
Use this mode to measure moisture
Wood Mode
Hard Material Mode
level of mortar, concrete, or plaster
Celsius Degrees Mode
Fahrenheit Degrees Mode
Page 5For technical questions, please call 1-888-866-5797.Item 67143
Page 6
Operating Instructions
1. Turning Unit On: Press button once.
2. Selecting Measurement Mode:
a. Press and hold button for about
3 seconds to enter setting
mode. (Reading will disappear
and a symbol will flash on
and off in the LCD display.)
b. While symbol is flashing,
press and release button
to cycle through the four
different operating modes:
c. When flashing symbol for the
desired mode is displayed, release
the ON/SET button. The system
will lock onto the selection
d. Remove Probe Cover.
3. Performing Measurement:
a. Temperature is displayed
immediately after selecting
Celsius or Fahrenheit Mode.
b. Measure moisture by
driving probes into wood or
material being measured.
4. Automatic Power Off: In any
mode, meter will turn off after
about 15 seconds of inactivity.
Page 6 For technical questions, please call 1-888-866-5797. Item 67143
Page 7
Maintenance
1. Keep meter dry and clean. Wipe
clean with moist cloth as needed.
2. When the Replace Low Battery
indicator is displayed, replace batteries.
3. For extended storage, remove
the batteries and keep the
Moisture Meter in a dry location
in temperatures between -10° ~
50°celsius or -14° ~ 122°farenheit.
4. To replace batteries: turn meter
over, grasp battery cover and slide
in direction of arrows as shown in
photo below. Be sure polarity is
correct when replacing batteries.
Use (4) 1.5V LR44 batteries (included).
Page 7For technical questions, please call 1-888-866-5797.Item 67143
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Limited 90 Day Warranty
Harbor Freight Tools Co. makes every effort to assure that its products meet high quality
and durability standards, and warrants to the original purchaser that this product is free from
defects in materials and workmanship for the period of 90 days from the date of purchase.
This warranty does not apply to damage due directly or indirectly, to misuse, abuse, negligence
or accidents, repairs or alterations outside our facilities, criminal activity, improper installation,
normal wear and tear, or to lack of maintenance. We shall in no event be liable for death,
injuries to persons or property, or for incidental, contingent, special or consequential damages
arising from the use of our product. Some states do not allow the exclusion or limitation of
incidental or consequential damages, so the above limitation of exclusion may not apply to you.
THIS WARRANTY IS EXPRESSLY IN LIEU OF ALL OTHER WARRANTIES, EXPRESS
OR IMPLIED, INCLUDING THE WARRANTIES OF MERCHANTABILITY AND FITNESS.
To take advantage of this warranty, the product or part must be returned to us
with transportation charges prepaid. Proof of purchase date and an explanation
of the complaint must accompany the merchandise. If our inspection verifies the
defect, we will either repair or replace the product at our election or we may elect
to refund the purchase price if we cannot readily and quickly provide you with a
replacement. We will return repaired products at our expense, but if we determine
there is no defect, or that the defect resulted from causes not within the scope
of our warranty, then you must bear the cost of returning the product.
This warranty gives you specific legal rights and you may also
have other rights which vary from state to state.
3491 Mission Oaks Blvd. • PO Box 6009 • Camarillo, CA 93011 • 1-888-866-5797
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