Quantity   Component name
1 × Atmega328 Microprocessors, Microcontrollers, DSPs / ARM, RISC-Based Microcontrollers
2 × 18650 battery
1 × 18650 battery charger
1 × 18650 battery holder
1 × Piezo vibration sensor
2 × red LED
1 × Piezo speaker
1 × 1602 I2C LCD screen Potentiometers, Trimmers, Variable Resistors / Potentiometers
1 × LM35 temperature sensor
2 × 3.5mm head phone female jack
2 × 3.5mm male headphone cable
1 × Dual pole single throw Frequency Control / Oscillators
1 × Single pole single throw Electronic Components / Misc. Electronic Components
2 × Push button
1 × 220 ohm resistor
1 × 1k ohm resistor
2 × Diode
2 × 22uf capacitor
1 × 16mhz cystral
1 × 0.1uf capacitor
1 × USB B mount Connectors and Accessories / Telecom and Datacom (Modular) Connectors
3 × PCB Standoff Pillar
1 × Enclosure
1 × FTDI board
1 × Custom PCB
1 × heat shrink tubing (various sizes)
1 × wires (various lengths and sizes)