Sper Scientific 850013 Advanced Datalogging Sound Meter - Manual (Page 18)

18
BATTERY REPLACEMENT
1. Remove the screw at the top of the battery cover and lift
the cover off the meter.
2. Insert 4 AA batteries, ensuring correct polarity.
3. Replace the battery cover and tighten the screw to
secure.
Note…
This meter can use AA rechargeable batteries. A separate
charger must be provided for rechargeable batteries
because the meter is not designed to recharge batteries.