I use it every day on the run, for an hour, for 1.5 hours where the discharge spends GPS, I go to training every other day for an hour. This is the battery consumption for 8 days of my use. Bluetooth connects without problems, I turn it on when, more often, to throw off a workout, heart rate monitoring every 10 minutes, the backlight is off, and by raising the reserve is turned off.
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