User's Manual

12
OPTION 1:
Charge battery
separately.
When inserting the battery, make sure the metal contacts of the battery
touch those inside the charger.
OPTION 2:
Charge battery
inside wrist
unit.
After installing the battery (see instructions below), connect the charger
cable to the top of the wrist unit.
Installing the
Battery
Use a coin or screwdriver to unlock the battery door. Open the door.
With the wrist unit right-side up, insert the battery with the blank side of
on top and metal contacts in front.
Metal contacts
WARNING! To prevent damage to the battery, do not insert it
backwards or upside-down!
Close and lock the battery door. The door will not fully close if the battery
is inserted wrong.