Polar Watch Battery Replacement
If you plan to perform a do-it-yourself Polar Watch Battery Replacement, remember that the international warranty does not cover damage or consequential damage caused by service not authorized by Polar.
The estimated average battery life of Polar heart rate monitor watches is one to two years, depending on model and usage. To know the estimated average battery life of your unit, refer to your user’s manual. If you have misplaced your manual, it can be downloaded from Polar’s website. What the brand considers as normal use is two hours daily in seven days. An excessive use of the backlight and the beep signal can shorten the battery life.
To ensure that the water resistance properties are retained and that only qualified components are used for Polar Watch Battery replacement, the brand always recommends going to an authorized service center. Even if the warranty period is over, it is still recommend to go to an authorized Polar service center since it is a heart rate monitor and not an just an ordinary watch. It is definitely up to you if you choose to have it serviced by a third party who is unknowledgeable of the product. It is highly advised to have your watch pressure-tested after the back is removed to ensure that moisture or sweat does not enter the unit. The latest Polar heart rate monitors are water resistant to at least 20 meters. Refer to the user manual or the back plate on the receiver to know your unit’s capability.
If you really are an adventurous and confident person, it is possible to do the Polar Watch battery replacement on your own. You just have to remember it has irreversible consequences. First, it can invalidate the warranty of your heart monitor watch. You also might fail to put back the water-resistant seal in place correctly, which will expose the watch to sweat and rain.
Before doing anything, make sure you have the necessary tools so you won’t damage your watch. The first step to Polar watch battery replacement is removing the back of the watch to expose the battery. If you are having a hard time removing it, wedge a knife in the space between the body and the back. Remove the four small screws using a jeweler’s screwdriver.
The next step is to insert a paper clip in the opening that is adjacent to the battery. Release the latch inside to remove the metal cover. Lightly press the new battery into the watch and wait until you hear a click. Ensure that the battery numbers are facing up. Replace the four small screws and the back cover of the watch.

