1.  LED
  2. LED DISPLAY
  3. PCB
  4. CONNECTOR
  5. LCD
  6. IC’S
  7. RELAY
  8. RELIMENT
  9. SWITCH
  10. MOSFET
  11. RESISTOR
  12. CRYSTAL
  13. CAPACITOR
  14. TRIMPOT
  15. TRANSISTOR
  16. DIODE
  17. MOV
  18. THERMOSTATS