DIY Portable Counterfeit Money detector and Torch
DIY Portable Counterfeit Money detector and Torch
DIY Portable Counterfeit Money detector and Torch
DIY Portable Counterfeit Money detector and Torch

Instead of buying one of those expensive Counterfeit Money detectors ,make your own using a couple of Ultraviolet LEDís a coin cell battery and 3D print the parts attached in Step 2, which fits nice and snug in your Wallet/Purse.

The two 3D printed the parts are about 4 credit cards thick and double up as a torch which you can use to protect yourself tripping over things in the dark.

Watch the short video above for the direction on how to use the Portable Counterfeit Money detectors and torch.Basically the 3D printed base has 3 slots

  • one to store the coin cell battery when it is not being used
  • second slot on the left has 2 UV LEDs where you will have to insert the coin cell battery
  • third slot on the right which has a bright white LED which lights up when the battery is inserted and acts as a torch

    Warning : Do not point the UV LEDs in the direction of your eyes for too long as this could be harmful for your eyes.

    Step 1: Things youíll need

    DIY Portable Counterfeit Money detector and Torch

    Here are electronic components that you will require in addition to the 3D printed parts

    Two Ultraviolet LEDís

    White LED (5mm LED)

    Coin cell battery - CR2302

    Super Glue

    Step 2: 3D printing Credit card Size Holder

    DIY Portable Counterfeit Money detector and Torch
    DIY Portable Counterfeit Money detector and Torch
    DIY Portable Counterfeit Money detector and Torch
    DIY Portable Counterfeit Money detector and Torch

    Download the 3D printing software that you printer supports, in my case i am using the Printrbot Simple Metal which use Repetier-Host as a software to

  • Slice the STL files attached, which basically means cutting the part into various layers
  • And send commands to the 3D printer while printing

    Download the STL file attached and load it in your printer software and slice the file,and hit run to print both the STL files attached.

    Based on your printer setting the Base should take about 35-40 mins to print and the Lid take about 15-20 mins to print.

    lidv2.stl
    DIY Portable Counterfeit Money detector and Torch
    lidv2.stl1 MB cardBase_3.stl
    DIY Portable Counterfeit Money detector and Torch
    cardBase_3.stl2 MB

    Step 3: Adding LED's to the 3D printed base

    DIY Portable Counterfeit Money detector and Torch
    DIY Portable Counterfeit Money detector and Torch

    Add the two UV LEDs to the base 3D printed part and then add then add the white LED.

    Use super glue to secure the LED's to the base, but just before you super glue the LEDs to the base test the LEDs as shown in the pictures above.

    Step 4: Attaching the Lid

    DIY Portable Counterfeit Money detector and Torch

    Using super glue on the button extrusions of the lid 3D printed part snap it into the base as shown in the picture .

    Congratulation your build is complete ! and you are now ready to use your DIY "Portable Counterfeit Money detector and torch" to protect yourself against Counterfeit notes, and use it in the dark to prevent yourself from tripping over and injuring your self..

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