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4. Make sure the case back metal plate of the watch is laying flat on your
skin.
5. Make sure your wrist and finger are clean and free from dirt, oils, or
lotions.
6. Stay still, and relax your arms on a stable surface while taking your
heart rate.
7. Clean the top ring sensor and the case back metal plate with a mild
soap and water, or similar cleaning solution.
8. Moisten, with water, the pad of the finger you are using to contact the
top ring sensor on the face of the watch.
9. Moisten, with water, the surface between the case back metal plate of
the watch and the skin on your wrist.
10. If the watch was exposed to excessive water/moisture, such as being
in a pool or in the shower, dry the watch before attempting to acquire
a heart rate.
SPECIFICATIONS
HEART RATE
• Heart Rate Range: 30-240 BPM
• Upper and lower limit heart rate zones/alerts
• Percentage of maximum heart rate (% MHR) display
Activity Mode
• Calorie range: 0-9999
• Timer range: 100 hours
Time of Day
• AM, PM, hour, minute, second