Ever had your cell phone battery die and have no outlet around to provide any juice? Here's the solution!
Step 1: Get the parts
You'll need the following:
Step 2: Assembly
Cut one of the jumper cables in half and strip both ends, also take 2 pieces of wire and strip them too.
solder half of the jumper cable onto the first pin "Vin" (refer to package for pinout)
solder the other half of the jumper cable and a piece of wire to the "gnd" pin
solder the other piece of wire to the "Vout" terminal
Use the small bolt to attach the heatsync to the nte1904
Step 3: Test it out
hook your contraption to a battery of at least 4v and meter the output
Step 5: Your Done!
If it works, then solder it onto either some clips or the device you want to power.
here are some examples of what you can use it for