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7.2. REPLACING THE BATTERY
Your Suunto M3 operates on a 3-Volt lithium cell, type: CR 2032.
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NOTE: Heavy use of the backlight will significantly reduce battery life.
You can replace the batteries yourself as long as you do it properly to avoid any leakage of water into the battery compartment or computer. Always use original battery replacement kits that include a new battery, battery lid, opening tool and O- ring. You can purchase the battery kits from official Suunto retailers.
NOTE: Change the battery at your own risk and use the original Suunto battery replacement kit. Suunto recommends you to have the batteries changed in official Suunto services.
NOTE: When replacing the battery, also replace the battery lid and
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