How to make simple metal detector at home || DIY

Please watch: "Make wireless speaker using led light DIY no bluetooth required || Li-Fi technology" https://www.youtube.com/watch?v=m_SUMOcaR9Y --~-- Hello guys, In this video I will show you how you can make a simple metal detector using ic 555 at home....these is very simple & easy to make & anyone can make this at home..... Remember guys this is just a fun project ...please don't expect much more.....these circuit can detect only few cm distance ....so be practical....... Components list...(affiliate link present beside the components, you can buy the products directly by using the following link) 1. IC555....http://amzn.to/2rkT1Iw 2. SMALL SPEAKER..... 3. 2.2UF CAPACITOR*2.....http://amzn.to/2rkUej2 4. 10UF CAPACITOR.....http://amzn.to/2rkUej2 5. 47K RESISTOR.....http://amzn.to/2rkUej2 6. 9V BATTERY....http://amzn.to/2staPRW 7. SWITCH......http://amzn.to/2rkUej2 8. PCB.....http://amzn.to/2rpPrrz CIRCUIT DIAGRAM...https://drive.google.com/file/d/1Xv2i-VUcxR-DwTUp2H3kj5W60yRahsIF/view?usp=sharing If you like my video please Like.Comment.Share Subscribe my channel for more updates & click on the bell icon for notification https://www.youtube.com/channel/UC8Af_aeyqsQijTBXTguaG3Q checkout my others videos Make a long range remote for your home appliances 4-channel using RF very easily||DIY https://www.youtube.com/watch?v=bqfgJ9KEt4A How to make long range wireless remote control(rc)car with remote at home easily using RF ||DIY https://www.youtube.com/watch?v=bqfgJ9KEt4A How to make an air conditioner at home||air cooler at home using any fan & plastic||DIY life hacks https://www.youtube.com/watch?v=xrKHX_bg-8A How to make voice control home automation||control light.Fan.computer using your voice using arduino https://www.youtube.com/watch?v=p5GuTcMZ4R8 How to make your any Headphone Wireless|| High bass headphone amplifier|DIY Bluetooth music receiver https://www.youtube.com/watch?v=PCOmfZloRAQ How to make remote control home appliances multiple channel 3 using any remote |Tv remote controlDIY https://www.youtube.com/watch?v=56rLeyLHuho Thanks for watching