Thread tension meter. Filament Extruder

Inside the archive are files from the screenshot. Don´t buy if you don´t know what to do about it. foto: https://yadi.sk/i/K3_IVgPJVihIxg https://yadi.sk/i/9mPmqiMzBJefQQ https://yadi.sk/i/5d07wQxWi94zqw https://yadi.sk/i/DEZ_IbGctL-z0Q for make need 18pcs 1206 smd resistors 103 (10kΩ) 2pcs 1206 smd diodes s4 (5v) Resistors 16pcs 1026 smd (220 ohm) 1pc Arduino Mega Pro mini 1pc button 8 * 8 1pc 16v 100mF capacitor 1pc hc-12 (adjust to 115200 speed, 3 channels) 2pcs 7-segment display anode