Making Air Raid Siren

#creativethink #siren # horn i am show about making air raid siren. the siren parts making in 3d printer. this loud and powerful. this siren 775 motor are used. ------------------------------------------------------------------------------------------------------------- Components Link : 1. 775 Motor https://amzn.to/2VxnPm0 2. Screws https://amzn.to/3mJVHrn 3. Lead acid battery https://amzn.to/3rKdAt2 ------------------------------------------------------------------------------------------------------------- One form energy converted into another form energy.like a heat energy converted electric current or electric energy. Free energy is "NOT POSSIBLE". The magnets, Simcards,.....(any components) create a without energy formation. All free energy Videos are "NOT WORKING". ...