Quantity   Component name
1 × Arduino Mega 2560
1 × Arduino Mega Prototyping Board
1 × USB Power Supply
4 × Nuts and bolts
1 × DS3231 RTC I2C Battery-Buffered Clock Module
1 × TMP36 Analog Temperature Sensor
2 × TM1638 8digit 7Segment LED Tubes
1 × TM1638 8digit 7Segment LED Tube with Dual Color LEDs and Push Buttons
1 × Microphone Sensor with LM393 for Arduino (see Ebay)
2 × Galvanized Steel Tie Plates (see Ace Hardware Store)
1 × Industrial-Strength Velcro Strips for mounting the LED tubes!
2 × L-Brackets for Connecting the Steel Tie Plates (bend them)
1 × Loudspeaker