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1.3 Replace Battery:
Rotate screw counterclockwise to open
Twist the round battery cover on the back of the Back Track counterclockwise srew to open it (see
photo), and insert two "AAA" alkaline or lithium batteries in the direction marked inside the battery
compartment. Replace the cover, rotating it clockwise. Replace the batteries when the display's "Battery"
icon indicates
low power.
8