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. 2021 Jun 21;10:e00212. doi: 10.1016/j.ohx.2021.e00212

Table Bill of Materials

Designator Component Number Cost per unit -currency Total cost -currency Source of materials Material type
P1 Raspberry pi 2B V1.1 50 37.95€ 1,897.5 KIWI electronics Other
P2 Raspberry pi camera module V2.1 50 19.15€ 957.5 Amazon Other
P3 Plastic washer 200 0.19€ 38 BoltWorld Other
P4 Translucent Vellum Paper 1 23.98€ 23.98 Stationery shop Other
P5 LED light strip, white color 3 27.99€ 83.97 Amazon Other
P6 Threaded rods M5 * 250 mm 6 7.47€ 44.82 Amazon Other
P7 Pan head screws M5 *50 148 0.11€ 16.28 screwFix Other
P8 Screw nuts M5 148 0.04€ 5.92 screwFix Other
P9 Round head cap screw bolts M2*16 400 0.03€ 12 Amazon Other
P10 Screw nuts M2 400 0.03€ 12 AliExpress Other
P11 Micro-SDHC 8 Gb 50 3.49€ 174.5 Amazon Other
P12 Multiplex Birch 6 mm wood board 2 m2 5.90€ 11.8 Houthandel Online Other
P13 Multiplex Birch 12 mm wood board 2 m2 9.68€ 19.36 Houthandel Online Other
P14 Double-sided tape 1 5.85€ 5.85 Amazon Other
P15 Network cable * 2 m 50 1.65€ 82.5 Cable shop Other
P16 Network cable * 0.5 m 3 1.09€ 3.27 Cable shop Other
P17 5 V power supply 4 34.99€ 139.96 Amazon Other
P18 Router 1 43.21€ 43.21 AliExpress Other
P19 Switch 3 27.13€ 81.39 Amazon Other