Harbor Freight Tools 94233 Thermometer User Manual


 
Page 7SKU 94233
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Emissivity
1. Most organic materials and painted or oxidized surfaces have an emissivity of 0.95
(pre-set in the unit). Inaccurate readings will result from measuring a shiny or polished
metal surface. See recommendations on page 6 for obtaining an accurate reading and
refer to the chart below.
Maintenance
1. Keep the unit clean. Wipe it down with a lint free cloth.
2. Make sure the laser is clear of any dirt or debris.
3. Remove the battery if you are not using the unit for extended periods of time.