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Arduino Praxis on X: "Coin cell powered wireless light and temperature sensor boards . Sensing the environment . #rf433MHz #wireless #sensor #rfm12b #attiny #arduino #learning #iot #homeautomation #electronics #maker #diy https://t.co/GcHzxo9lcZ" /
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DIY: Cheap wifi-based temperature/humidity sensor based on ESP8266 & DHT22 - Home Automation - openHAB Community
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DIYables DS18B20 Temperature Sensor for Arduino, ESP32, ESP8266, Raspberry Pi, Waterproof Stainless Steel Probe: Amazon.com: Industrial & Scientific
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