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ZURURU Fitwatch XP Fitness Tracker Blue Bundle with One Blue Replacement Strap
Heart Rate & Sleep Monitor: ZURURU fitness tracker monitors your heart rate all day. It tracks your sleep (awake sleep, deep sleep, awake time) at night.

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ZURURU Fitness Tracker with Blood Pressure Heart Rate Sleep Health Monitor, Waterproof Activity Tracker with Step Calorie Counter Pedometer for Men & Women (Black)
Kids Fitness Tracker Watch for Age 10+, Waterproof Smart Watch for Kids with Pedometer, Sleep Heart Rate Monitor & Calorie Counter, Fitness Watch Gift for Kids Girls Boys Teen (Blue)