Quantity   Component name
1 × Raspberry Pi B+, B2, 3
1 × Raspberry Pi Power Supply 5V 2A
1 × EDIMAX EW-7811Un Optional Wireless USB
1 × ds18b20 Sensors / Temperature, Thermal
1 × Resistor for ds18b20
1 × LED Fiber Optics / Emitters
1 × Photoresistor