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Battery Powered ESP8266 IoT - Temperature Sensor - Home Circuits
I have just made a prototype of ESP8266 (ESP-01) IoT temperature & humidity SI7021 sensor and also 2x three pin soil moisture sensors wi… | Iot, Arduino, Sensor
Battery Powered ESP8266 IoT - Door Sensor - Home Circuits
ESP8266 Development Board Battery and Solar Powered with OLED display Sensor integrated, LDO voltage regualtor and Battery Monitoring System - Share Project - PCBWay
Seven Pro Tips for ESP8266 : 9 Steps (with Pictures) - Instructables