Lumen Metabolism shops Tracker

Product Name: Lumen Metabolism shops Tracker
Gently used about 4 times shops total. Has been stored most the time. Sanitized and wiped down. Includes charger cord, charger stand, storage bag, and tracker itself. Lumen's technology has been scientifically proven to accurately measure metabolic fuel usage when compared to the gold standard (RER) for measuring metabolism in multiple validation studies. With Lumen's daily insights, you will improve your metabolism by improving metabolic flexibility: your body's ability to shift efficiently between using fats or carbs as a source of energy.