Quantity   Component name
1 × ATMEGA88A Microprocessors, Microcontrollers, DSPs / ARM, RISC-Based Microcontrollers
1 × DS1307 RTC RTC with year, month, day, hour, minute, second functionality
3 × Right angle SMD NO tactile switch For the set, adjust, and mode buttons
1 × 6 pin ISP header For programming
1 × 2N7000 N-channel MOSFET For switching power to the LEDs
1 × Dual 14-Segment display
1 × 10K SMD Potentiometer For adjusting LED brightness
1 × 32.768kHz Oscillator For use with the RTC
4 × .1uF Capacitor For decoupling purposes
1 × Generic pushbutton For activating the LEDs
1 × 3.7v Lithium ion battery 150mAh
1 × Adafruit Micro Lipo Lithium Charger