SparkFun ESP8266 Thing - WRL-13231 - SparkFun Electronics
Low power door/window sensor
ESP8266 NodeMCU Door Status Monitor with Email Notifications (IFTTT) | Random Nerd Tutorials
Building the Hardware | DIY ESP8266 Home Security with Lua and MQTT | Adafruit Learning System
GitHub - 8n1/ESP8266-Tiny-Door-and-Window-Sensor: Battery powered door and window sensor with ultra low standby power. Arduino, ESP-12, Reed switch, ATtiny, LDO
Reed Switch Tutorial for Arduino, ESP8266 and ESP32
ESP32 Low Power Device Design - Part 1 - Squix - TechBlog
ESP 8266 Mailbox Notifier using DeepSleep and Blynk
Low power door/window sensor
Low Power ESP8266 – Sleeping at 78 micro Amps | Arduino, Arduino wireless, Electronics projects diy
DIY low powered esp8266 door/window/mailbox sensor - Share your Projects! - Home Assistant Community
Troubleshooters Needed ESP8266 MailBox Notify - Need Help With My Project - Blynk Community
Low-energy ESP8266-based Board Sleeps Like A Log Until Triggered | Hackaday
ESP 8266 Mailbox Notifier using DeepSleep and Blynk
Battery Powered Shed Door & Lock Sensor, Solar, ESP8266, ESP-Now, MQTT : 4 Steps (with Pictures) - Instructables
![Freezer Door [1]: Concept and first try](https://www.iot-experiments.com/content/images/2016/02/door-freezer-01_bb.png "Freezer Door [1]: Concept and first try")
Freezer Door [1]: Concept and first try
IoT Door Sensor Reed Switch based Security System using Nodemcu
ESP8266 NodeMCU Door Status Monitor with Email Notifications (IFTTT) | Random Nerd Tutorials
Overview | Using IFTTT with Adafruit IO to Make an IoT Door Detector | Adafruit Learning System
Deep sleep and reed switch not working together : r/esp32
ESP 8266 Mailbox Notifier using DeepSleep and Blynk | Cool arduino projects, Arduino projects, Electronics projects for beginners
Battery Powered ESP8266 IoT - Door Sensor - Home Circuits
ESP8266 Deep Sleep with Arduino IDE (NodeMCU) | Random Nerd Tutorials
Battery Powered Shed Door & Lock Sensor, Solar, ESP8266, ESP-Now, MQTT : 4 Steps (with Pictures) - Instructables
