User's Manual

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9. Power
1. M-241 Plus is powered by the AA size battery, the alkaline battery is recommended for the
environmental protection and a longer working time. The following table shows the reference
working time for different battery types. When M-241 Plus is operated under an environment at
a low temperate, the working time of the battery will be shorter than that in the room
temperature.
Note: DO NOT use rechargeable batteries to avoid malfunction.
When battery low, the icon” ”will flash from the battery low warming to shut down that
depends on different types as about 60~ 90minutes.
2. The reference working time for different battery types.
Condition
Type
Room Temperature Low Temperature High Temperature
Alkaline Battery 12 hours 2 hours 10 hours
Ordinary Battery 4 hours NA NA
Rechargeable Battery (1700mA) 10 hours NA NA
10. Warranty
The M-241 Plus is guaranteed to be free from defects in material and functions for a period of one
year from the date of purchase. Any failure of this product within this period, under normal conditions,
will be repaired at no charge to the customers.