Quantity   Component name
1 × ATMEGA328p (Arduino Nano) Microprocessors, Microcontrollers, DSPs / ARM, RISC-Based Microcontrollers, 8bit Microcontroller
1 × GRAPHIC LCD (Nokia 5110 or Other) graphical Lcd from old phone
1 × PSU (Provide 3,3 v) power suplly unit that can provide 3,3 volt
1 × SOUND MODULE module that can provide Sounds
1 × Battery Monitor Module Module that can monitoring battery level