The thermochromic device is a low-cost 3D-printed bracelet. It has the function of reading body temperature and warns individuals of the potential risk for heat related illnesses. The product is created from a thermochromic resin that is sensitive to temperature. This product can be customized to fit different age groups such as children and elders. Combined with the smartphone application, the device can provide realtime body temperature monitoring and alert to people who are vulnerable to heatstroke.

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