Please refer to the video for instructions : https://youtu.be/GcW0If6udEY

Parts List:

1xSTC-1000 (Digital Temperature Controller) : https://s.click.aliexpress.com/e/_DBajNad

1xPTC Heater (12v 200w) : https://s.click.aliexpress.com/e/_DkmW3E5

Silicone Wire(18AWG) : https://s.click.aliexpress.com/e/_De9HYtr

2x50x50x20 Cooling Fan(12v Dual Ball) : https://s.click.aliexpress.com/e/_DECAI2Z

2xFan Guard(5cm) : https://s.click.aliexpress.com/e/_DlUtOet

1x16/20A Switch(4PIN On-Off) : https://s.click.aliexpress.com/e/_Dmudvw5

1x30A Relay : https://s.click.aliexpress.com/e/_DeElrNb

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Tubular Terminal : https://s.click.aliexpress.com/e/_Dl4mZp7

Box Insulated Wire Connector : https://s.click.aliexpress.com/e/_DldST6V

Crimping Pliers : https://s.click.aliexpress.com/e/_DEvtIvf

Heat Shrink Tubing : https://s.click.aliexpress.com/e/_DBmQ9nJ

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M3 or M4 Bolt & Nut Set : https://s.click.aliexpress.com/e/_DnKmzCZ

Quick Splice Connector : https://s.click.aliexpress.com/e/_DE4B4DJ

Waterproof Wire Connectors : https://s.click.aliexpress.com/e/_DBdw3GZ

In the meantime:

Happy making!
Please post your makes builds.