6 year old forerunner 220 doesn't hold a charge anymore. The battery used to last 8 hours, now I'm lucky if I get 4. Do you have any tips to fix this? Or do I just need a new battery? Where can I get a battery? : r/Garmin
Battery 361-00086-00 For GARMIN Forerunner 220 225 230 235 235J 620 630 735XT instinct solar Rechargeable Li-ion Battery - AliExpress