Quantity   Component name
1 × Atmega328P Microprocessors, Microcontrollers, DSPs / ARM, RISC-Based Microcontrollers
1 × ESP8266 Low Cost Wi-Fi Module by Esperssif
1 × Xbee Modules by Digi International Zigbee, Sub-1 GHz, Digimesh-proprietry.
1 × Tempertature-Humidity Digital Sensor DS18B20
1 × USB-to-SERIAL CP2102