Proson RV 2200 - Manual (Page 10)

9
LOADING BATTERIES REMOTE CONTROLOPERATION RANGE
1
Use the remote control unit within a range of
about 7 meters (23 feet) and angles of up to 30
degrees aiming at the remote sensor.
Remove the cover.
2
Remove the batteries when they are not used for a
long time.
Do not use the rechargeable batteries(Ni-Cd type).
Load two batteries matching the polarity.
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