![Vintage Forerunner 235, charge lasts for days (5+years old) did my first marathon with it last year! Curious if Heart Rate Monitor is wrong though! : r/Garmin Vintage Forerunner 235, charge lasts for days (5+years old) did my first marathon with it last year! Curious if Heart Rate Monitor is wrong though! : r/Garmin](https://i.redd.it/pufi664kwmrb1.jpg)
Vintage Forerunner 235, charge lasts for days (5+years old) did my first marathon with it last year! Curious if Heart Rate Monitor is wrong though! : r/Garmin
![Train smarter with the latest GPS running watches from Garmin – Introducing the Forerunner 230 and 235 and Garmin Elevate wrist heart rate technology - Garmin Blog Train smarter with the latest GPS running watches from Garmin – Introducing the Forerunner 230 and 235 and Garmin Elevate wrist heart rate technology - Garmin Blog](https://www.garmin.com/en-GB/blog/wp-content/uploads/2015/10/6a00d83451bb7069e201bb0884c828970d.jpg)
Train smarter with the latest GPS running watches from Garmin – Introducing the Forerunner 230 and 235 and Garmin Elevate wrist heart rate technology - Garmin Blog
![Forerunner 235 heart rate blank until rebooted - Forerunner 230/235 - Running/Multisport - Garmin Forums Forerunner 235 heart rate blank until rebooted - Forerunner 230/235 - Running/Multisport - Garmin Forums](https://forums.garmin.com/resized-image/__size/320x240/__key/communityserver-discussions-components-files/125/pastedimage1640936833800v1.png)