This video shows the build of a super bright 100W LED flashlight in PVC pipe housing.Main parts bought from ebay. The battery of this flashlight came from 18650 lithium cells removed from dead laptop batteries.The other materials required for this build are 100W LED COB chip,100W LED Reflector, lens, lens bracket kit,DC to DC boost converter 250W,DC to DC step down (buck) converter.Some parts bought at local electronics or hardware store.Rest all stuff had lying around.The other video shows the build of the 22V 6Ah battery pack from dead laptop batteries.
- How to build a Homemade Powerful 12V Water Pump from an Old Cordless DrillThis video shows the build of a Homemade Really powerful 12V Water Pump made from Old Cordless Drill and other materials that are easily available at home or your local store.This water pump motor is used to power a pump that delivers water for irrigation, livestock, and drinking.Compared to more traditional systems,this water pump has numerous benefits such as Easy installation,Low maintenance,Simple and reliable,No fuel spills or costs,Mobility option,moreover you can power this pump by Solar Power or Wind Power.
- How to build an Inexpensive Geothermal Air Conditioning System to Cool your Home using an Old Car Radiator ,Solar Panel.This video series shows you how to make a geothermal cooling system to cool your home with the Earths natural cool temperature.10–15 feet underground, the temperature remains between 55 and 60 degrees Fahrenheit. This is true regardless of the weather above ground.The geothermal unit siphons heat from inside and vents it into the water or refrigerant in the loop. The cool temperature underground then lowers the temperature of the liquid back to 55 degrees.This cooler temperature can be used to cool your home efficiently .This build uses an old car radiator to circulate the air using a Solar Panel.
- Cool DIY Video : How to run a Gasoline Engine on Waste Vegetable oil / Used Motor oil .