NN	Part		DigiKey ref.		Qty	Price

1. Project box		HM1060-ND 		1	2.58
2. Microcontroller	336-2172-ND 		1	4.85
3. Battery holder	BU2032-1-HD-G-ND 	1	0.83
4. Header		S9008E-04-ND 		1	1.02
5. Crystal		535-10104-1-ND 		1	1.27
6. Button		401-1834-ND 		1	0.70
7. Force sensor		1027-1002-ND 		1	9.98
8. LCD (from Mouser)	696-LCD-S401M16KR	1	1.43