Most ESP32 projects are powered from USB adapters and run 24 battery-powered sensors, that approach kills the battery in a few hours. To build long-lasting wireless sensors (temperature, humidity, leak, motion, etc.) running on 18650 cells or LiPo batteries, the…
Sensirion’s SHT-series sensors are considered the gold standard in temperature and humidity sensing.They are used in industrial HVAC, medical devices, consumer electronics, environmental monitoring, and high-accuracy IoT projects. This article compares all SHT sensors, highlighting accuracy, stability, power consumption, differences,…
Bosch Sensortec is the leader in environmental sensing for IoT, and their BMP/BME sensors are used everywhere—from drones and weather stations to air-quality monitors and smart-home automation.Although many modules look identical, each generation offers different capabilities, accuracy improvements, and target…
Zero assumptions • No missing steps • Works on every ESP32 + BME280 This guide shows the exact wiring, exact libraries, and tested code to read temperature, humidity, and pressure from a BME280 sensor using I2C. 1. What You Need…