June 3, 2026
Description
You will need a toggle switch to make this
i used this one:
3pcs 230V KN3C E-TEN 1322 Toggle Switch 6 Pin Head 3 Grade Switch Double Pole Double Throw Toggle Switch - AliExpress
also you need supperglue to glue the 2 parts of the case and the "Toggle_switch_trigger.stl" to the "Pull_section.stl"
demo video: 3d printed fire alarm #k2plus #firealarm #fire
License:
Creative Commons — Attribution — Noncommercial