power case Ender 2 USB+switch

thingiverse

You need a power supply for your S-250-12, Ender 2, or other machines. To get started, you'll need: USB power for your Raspberry Pi Zero W with Octoprint. You can use a USB box like the one found here: https://www.thingiverse.com/thing:2335358 A DC-DC Buck Module to convert 6-24V to 5V at 3A. Check out this option from Banggood: https://www.banggood.com/DC-DC-Buck-Module-6-24V-12V24V-to-5V-3A-USB-Step-Down-Power-Supply-Charger-Efficiency-97_5-p-1103973.html?rmmds=search&cur_warehouse=CN Please note that polarity is crucial, so be careful when connecting your components. You'll also need a switch to control your LED lights. Banggood offers a 5-pack of black push-button mini switches with a snap-in design: https://www.banggood.com/5pcs-Black-Push-Button-Mini-Switch-6A-10A-110V-250V-KCD1-101-2Pin-Snap-in-OnOff-Rocker-Switch-p-1096122.html?rmmds=myorder&cur_warehouse=CN Finally, you'll need a supply socket connector to connect your components. Check out this 3-in-1 fuse power supply socket from Banggood: https://www.banggood.com/250V-15A-AC-3-in-1-Fuse-Power-Supply-Socket-Connector-Rocker-Switch-p-1145927.html?rmmds=myorder&cur_warehouse=CN