Sper Scientific 850068 Hybrid Powered Environmental Meter - Manual (Page 11)

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POWER TYPE SELECTION
Hybrid Power (Green) Selection
1. Slide the Power Type Switch up to the
G
position to use the meter’s Green
power source instead of battery power.
The low battery indicator will
display in the upper left
corner of the LCD display.
2. Lift and extend the generator’s hand-
crank located at the bottom of the unit.
3. Rotate the handle clockwise to windup
or crank the generator to create power
for the meter.
Cranking the meter’s generator for 20
seconds will offer several minutes of
energy. Use as needed for efficient
Green-power operation.