Hunan Province Key Laboratory of Typical Environmental Pollution and Health Hazards, School of Public Health, Hengyang Medical School, University of South China, Hengyang 421001, China ...
To start and operate the weather monitor, just connect display to ESP32. Connecting all other modules is optional. Instead of schematic diagrams, I post half-drawings, half-photos, so that it is clear ...
Monitoring the battery level of a Bluetooth-enabled device is not easy as most of these devices do not support Bluetooth battery monitor or battery level display. If some of them do, you have to ...