In this video, you will learn what is inside an old home inverter and how to make the best use of it by reusing its old components like 220v to 12v transformer, case, sockets etc. Next, you will learn how to salvage old 18650 lithium ion cells and make a 1 kw portable power station with it. Next, you will also learn how to reuse the impeller of an old vacuum cleaner motor for making a cordless rechargeable high speed air blower.