Quantity   Component name
1 × attiny84 Microprocessors, Microcontrollers, DSPs / ARM, RISC-Based Microcontrollers
1 × tmp36 Sensors / Temperature, ThermalTem
2 × 10uf capacitor
1 × SSD1306 128x64 OLED display.
1 × cr2032 battery
1 × Piezoelectric sensor