DROK XL4016E1 Voltage Regulator DC 4-40V to 1.25-36V 8A Buck Converter, 36V 24V 12V to 5V High Power Efficiency Step Down Converter Power Supply

welcome to product review by Robo Jack's my name is Ahmed cm Siri I'm presenting this tutorial from Canada and this tutorial we are going to do the review of Excel 4:01 6e a step down or back converter with a tamper and what if 30 volts output 15 volt like later and a dialer heating up the temperature is 69 degrees Celsius teen volt output 40 volts the input and put 12 volts output 3.3 volts that is connected to the input 40 millivolts drop let's get started with this particular module is produced by DIY more DIY more dot CA I have no affiliation with them I just purchased it when you purchased the module some sellers will also ship it with a knob and these pieces that you can invert it and keep it stand up and here when you search on eBay for excel for 0 1 6 e 1 DC DC step-down these are the result you will get something like this with 349 or full dollar 13 cents a dollar six dollar an