He is constantly with me while I walk, exercise, or jog. I want to get faster at running, among other things. The inaccuracy of the pedometer as measured on the maps is very small. The tonometer and pulse oximeter measurements were taken concurrently, and the results are nearly identical. Before that, I used the previous model; I now gave it to the child, and he is satisfied.) I can only suggest something better, but possibly more expensive.
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