HOW TO MAKE – A LEGO Laser Alarm

HOW TO MAKE – A LEGO Laser Alarm

Hi! Purple Oranji here. Today I’m going to play with lasers and make a security alarm for my room In another video, I made an electronic door lock out of Mindstorms LEGO So if you haven’t seen it you can check it out here, or here I think everyone occasionally wants to keep a nosy