K40 Laser upgraded control panel, wiring Part 1.

Installation and wiring of a replacement control panel for the K40 laser.This will take a few videos as I go through the process of the wiring needs to update your new panel. svg files you can find here; https://www.thingiverse.com/thing:439... 1+K Rotary pot: https://www.ebay.at/itm/3590S-2-102L-... Digital readout; https://www.ebay.at/itm/Blue-Blau-5-D... 12v Volt cooling fan: https://www.banggood.com/DC-12V-2-Pin... Flow meter; https://www.banggood.com/LED-Thermome... 12v power supply; https://www.banggood.com/Geekcreit-AC... LED switchers; https://www.banggood.com/16MM-10A-250... https://www.banggood.com/12V-1-3A-16m... Neon 230V mains rocker switch; https://www.amazon.de/Heschen-Runder-... Make sure that you order 1 momentary switch and 3 on/off latch switchers... Any donations would be appreciated if you find the content valuable. : Bitcoin: 3Hs8kDeEzjwZWDBuUEDfXHTmrtnRjzMVpK PayPal: sugrantfam@yahoo.com