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Esp8266 Esp-01 Am2302 Dht22 Esp-01s Esp01 Digital Temperature Humidity Sensor Module Wifi Wireless Shield Board - Battery Accessories & Charger Accessories - AliExpress
![I made an ESP-01 temperature sensor that sends data to Home Assistant via MQTT. Based on a prototype using a smaller battery I'm hoping it will last 4+ months. : r/esp8266 I made an ESP-01 temperature sensor that sends data to Home Assistant via MQTT. Based on a prototype using a smaller battery I'm hoping it will last 4+ months. : r/esp8266](https://i.redd.it/d2zrxivm5gt21.jpg)
I made an ESP-01 temperature sensor that sends data to Home Assistant via MQTT. Based on a prototype using a smaller battery I'm hoping it will last 4+ months. : r/esp8266
![How long will a 9V alkaline battery power my circuit (Arduino, DHT11, ESP8266)? - General Electronics - Arduino Forum How long will a 9V alkaline battery power my circuit (Arduino, DHT11, ESP8266)? - General Electronics - Arduino Forum](https://europe1.discourse-cdn.com/arduino/original/4X/4/6/b/46b91c931386eb5714a2eba9e0550d4495b26a6e.jpeg)
How long will a 9V alkaline battery power my circuit (Arduino, DHT11, ESP8266)? - General Electronics - Arduino Forum
![I successfully run DHT22 battery ESP8266 temperature/humidity IoT sensor so my next project is a simple IoT Door Sensor. It is up and running … | Iot, Sensor, Power I successfully run DHT22 battery ESP8266 temperature/humidity IoT sensor so my next project is a simple IoT Door Sensor. It is up and running … | Iot, Sensor, Power](https://i.pinimg.com/736x/a6/59/a1/a659a1f7fe52b94421ed4e2ac946d909.jpg)
I successfully run DHT22 battery ESP8266 temperature/humidity IoT sensor so my next project is a simple IoT Door Sensor. It is up and running … | Iot, Sensor, Power
![DIY: Cheap wifi-based temperature/humidity sensor based on ESP8266 & DHT22 - Home Automation - openHAB Community DIY: Cheap wifi-based temperature/humidity sensor based on ESP8266 & DHT22 - Home Automation - openHAB Community](https://community-openhab-org.s3.dualstack.eu-central-1.amazonaws.com/original/3X/b/c/bcad92492b78d82ffbc0ef181993542faa93e3f1.jpeg)
DIY: Cheap wifi-based temperature/humidity sensor based on ESP8266 & DHT22 - Home Automation - openHAB Community
![For Wemos D1 Esp-wroom-02 Mother Board Esp8266 Mini Wifi Nodemcu Module 18650 Charging Battery Development Board Nodemcu Pwm I2c - Integrated Circuits - AliExpress For Wemos D1 Esp-wroom-02 Mother Board Esp8266 Mini Wifi Nodemcu Module 18650 Charging Battery Development Board Nodemcu Pwm I2c - Integrated Circuits - AliExpress](https://ae01.alicdn.com/kf/H075af530784d409db70593262647eaafO/For-WeMos-D1-ESP-Wroom-02-Mother-Board-ESP8266-Mini-WiFi-Nodemcu-Module-18650-Charging-Battery.jpg)
For Wemos D1 Esp-wroom-02 Mother Board Esp8266 Mini Wifi Nodemcu Module 18650 Charging Battery Development Board Nodemcu Pwm I2c - Integrated Circuits - AliExpress
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Esp8266 Esp-32 18650 Battery Shield Wifi Bluetooth Dht11 Cp2104 Temperature Humidity Soil Moisture Sensor Module For Arduino - Integrated Circuits - AliExpress
![Amazon.com: ESP8266 Weather Station Kit with DHT11 Temperature Humidity BMP180 Atmosphetic Pressure BH1750FVI Light Sensor 0.96" OLED IIC YellowBlue Display for Arduino IDE IoT Starter(Guidance Document Included) : Electronics Amazon.com: ESP8266 Weather Station Kit with DHT11 Temperature Humidity BMP180 Atmosphetic Pressure BH1750FVI Light Sensor 0.96" OLED IIC YellowBlue Display for Arduino IDE IoT Starter(Guidance Document Included) : Electronics](https://m.media-amazon.com/images/I/81tywHxMgDL.jpg)