Quantity   Component name
1 × ESP8266 provides PID control and web interface for updating settings
1 × MAX6675 Interface between K type thermocouple and ESP8266
1 × K-Type Thermocouple Goes inside oven to monitor temperature
1 × BTA16-600B TRIAC control of heating element
1 × MOC3041 Zerocrossing TRIAC driver
1 × Buck Converter 240VAC -> 3.3V DC for ESP power