Quantity   Component name
6 × Yellow LEDs Lite-On LTST-C150KSKT
1 × N-Channel MOSFET ON/Fairchild FDV301N
1 × 1KΩ Resistor Yaego RC1206FR-071KL
1 × Battery Holder Linx Technologies BAT-HLD-001
1 × CR2032 Coin Cell Panasonic CR2032
1 × PCB Elecrow PCB Service