Garmin Small/Medium vivosmart 4 Wrist-Based Heart Rate Tracker - Black

Monitor steps, heart rate, sleep and calories with the sleek Garmin vivosmart 4 in black. Its OLED screen displays date, alerts and workout stats while a lightweight silicone strap fits wrists 122‑188 mm. Waterproof to 50 m, it lasts up to seven days on one charge and syncs via Bluetooth to Android or iOS for personalized fitness tracking.

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