User's Manual

Replacing the Battery
1. On the back side of the transmitter, insert a
coin into the slot of the battery cover and turn
counterclockwise to open.
2. Insert a new battery with the positive (+)
side facing up against the battery cover.
Make sure the rubber seal ring is in place to
ensure water resistance.
3. Relace the battery cover and use the coin to
turn it clockwise to close.
Your Combo HR Strap uses one (1) standard
lithium battery: CR2032
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