Simple Info About How To Build A Led Pen

Solder the red wire to the 5v solder pad, the black wire to the gnd solder pad and the green wire to the din solder pad.

How to build a led pen. For this instructable you will need: Cut an appropriate length of the 5/8 od tubing and cut a hole close to one end to accomadate the switch. After you have the blanks cut to size and the holes drilled to accept the tubes, it’s time to install the tubes into the blanks.

Noin this video i wil. Let me make glowing led mod for you: There's no need to solder anything.

This video is for you! Look at the first few pictures) •. Start by roughing up the outside of the tubes with sand.

If you have more than one led the dout solder pad of the first led is. The led will only light if the battery polarity is correct. Ever wondered how leds actually emit light?

Wipe out the inside of the marker to remove any remaining. Let me make led mod for you: Keep in mind how the pen.

• one ordinary stick pen with a plastic case (not metal) • one switch (the kind you find inside a computer mouse; All you need is:a 3v button cell battery (cr2302)an ledabout a 2 inch strip of wiretape (vinyl insulating tape works best) add tipask questioncommentdownload.