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date and time: see the Lactate
Meter Instructions for Use
Manual.
2. Push down on the 2 cover latches to
release the cover. Take the battery cover
off the back of the meter.
3. Push up on the battery latch. Remove
the drained battery.
4. Replace with a fully charged battery.
NOTE:
The battery is keyed to allow
only insertion from bottom first
then push in top.