3 ms·
The wrist lag is the biggest problem I have with my Fitbit wrist band. It is OK for looking backwards of how my overall work out went, but it is useless for tr
by jnwatson 8y ago
The wrist lag is the biggest problem I have with my Fitbit wrist band. It is OK for looking backwards of how my overall work out went, but it is useless for trying to hit a target heart rate.