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Ships within 48 hours · Estimated delivery Sep 30 - Oct 5
Great for science projects
which link to your computer using a nano receiver
Touch Controls
Mini travel pen and RFID protected
Fitbit FB521SRWT-US Sense 2 Advanced Health Smartwatch Lunar White/Platinum versatile Great for science projectsSpO2 (blood oxygen) tracking. Irregular heart rhythm notifications. ECG app asses heart rhythm. Heart Rate info resting HR high and low rates etc. Stress notifications. Stress Management Score. Tracks sleep quality and sleep stages. Sleep Score learn about previous night's sleep. Skin temperature sensor. Active Zone Minutes. Built in GPS. Steps distance and calories tracking. Swimproof up to 50 M. Alexa built in. Battery life of 6+ days. Small band
