2 ms·
Some notes: - The Forerunner 55 doesn't do SpO2 measurements. - The 55's battery lasts me about a week, with 4-5 30 minute runs per week. - The 55 goes on sa
by runjake 3y ago
Some notes:
- The Forerunner 55 doesn't do SpO2 measurements.
- The 55's battery lasts me about a week, with 4-5 30 minute runs per week.
- The 55 goes on sale occasionally.
- The 55's screen could be much brighter. It's often hard to read the time and date.