Garmin Forerunner 210 - Heart Rate Zone Calculations

Forerunner210QuickStartManual 11
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You can contact Garmin Product
Support if you have any questions
about this product.
• In the USA, go to www.garmin
.com/support, or contact Garmin
USA by phone at (913) 397.8200 or
(800) 800.1020.
• In the UK, contact Garmin (Europe)
Ltd. by phone at 0808 2380000.
• In Europe, go to www.garmin.com
/support and click 
for in-country support
information, or contact Garmin
(Europe) Ltd. by phone at +44 (0)
870.8501241.