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AMZAIZO Fitness Tracker Review: 15-Day Battery & Hidden Screen Tested
4.2

AMZAIZO Fitness Tracker Review: 15-Day Battery & Hidden Screen Tested

The AMZAIZO fitness tracker with hidden screen offers 24/7 heart rate, HRV, SpO2 and sleep tracking in a sub-30g form factor. With a 15-day battery, wrist-lift activation and two included straps, it undercuts mainstream rivals significantly. After two weeks of daily wear, here's what actually holds up — and what doesn't.

haunh5 min read