Quantity   Component name
1 × pro mini 3.3V arduino clone
1 × esp8266 esp-201 version
1 × bmp280 pressure and temp sensor
1 × LDR Resistor Networks / Thick Film Networks
1 × LM2596 Power Management ICs / Switching Regulators and Controllers
1 × DHT Thermal Management and Protection / Thermistors
1 × 12V lead acid battery
2 × LM393 soil sensor Amplifier and Linear ICs / Comparator ICs