Quantity   Component name
16 × P100-B1 pogo pins https://www.aliexpress.com/item/x/32449656948.html
1 × 2x8 double sided PCB https://www.aliexpress.com/item/x/765383366.html
2 × ESP-12 adapter boards https://www.aliexpress.com/item/x/32689954139.html