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. 2021 Mar 26;21(7):2313. doi: 10.3390/s21072313

Figure 12.

Figure 12

Wearable device and connected sensors.; 1. ESP32 M5StickC Development Board with LCD Display; 2. Digital thermometer: MCP9808; 3. Infrared thermometer: MLX90614; 4. Serial cable; 5. Indoor sensor ENV Hat; 6. Strap.