Rough estimate of cost (1/2023)

What Exact Part cost
full
cost
low budget
source/link
uC ESP32S $7.49 $7.49 seedstudio
battery LiPo 3.7V 650mAH 2.60€ - ALioExpress
switch
3D mag sensors QMC5883L (alias HMC) AliExpress
magnets
buttons 2x 0.50€ 0.50€ ALiExpress
springs 25x6 (3x) 2,40€ 2,40€ AliExpress
cables - $ $ depends on your patience
3D housing - $ $ depends on your patience
shipping - $ $ depends on your patience
working hours 1000h+ 0 0 good that thigs is free !
sum - <20€ <15€ -



>> Back to main page
>> Go to main repository