DIY, Wireless, Raspberry Pi, Nodemcu, Networking.
need: NodeMCU modules — less than $5 each BME280 Environmental sensor module w/ wires — $12 This one is used in example below Micro USB cable — $5 Arduino IDE — Free Universal Sensor Hub with Machinechat JEDI One installed Step 1: Setting up the Arduino IDE Download the IDE here for your MAC, PC or