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Details the function of each control button on the watch.
Instructions for activating the watch for the first time use.
Guide to setting time and personal data for accurate watch functions.
Instructions on how to replace the watch's CR2032 3V battery.
Steps and tips for accurately measuring heart rate using the watch's metallic plates.
Information on understanding heart rate limits for workout benefits.
Important safety and usage warnings for the product.
General| Brand | Oregon Scientific |
|---|---|
| Model | SE138 |
| Category | Heart Rate Monitor |
| Language | English |
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