Garmin Forerunner 210 Owner's Manual - Page 18

Appendix Appendix Specifications notice The Forerunner is waterproof to IEC Standard 60529 IPX7. It can withstand immersion in 1 meter of water for 30 minutes. Prolonged submersion can cause damage to the unit. After submersion, be certain to wipe dry and air dry the unit before using or charging. note: The Forerunner is not intended to be used while swimming. Forerunner Specifications Battery 200 mAh rechargeable, lithium-ion, coin-cell battery Battery life See page 18. Operating temperature range From -4°F to 140°F (from -20°C to 60°C) Battery Charging temperature range From 41°F to 104°F (from 5°C to 40°C) Radio frequency/ protocol 2.4 GHz ANT+ wireless communications protocol Compatible accessories ANT+ wireless technology on this Forerunner works only with the heart rate monitor and the foot pod. 16 Forerunner 210 Owner's Manual