YITA Portable Anti Blue Light Glasses Test Pen Teaching Flashlight with for Cat Catch the Beam Light

1. You can for play it with your for cat which can help you and your for cat to exercise.

2. You can use it as Teaching Flashlight which has 532nm blue light.

3. You can use it as Euro Pen Money Tester which Works on most for international paper currency.

How to use as Money Tester :

1) Mark the note,for example,with a for cross,in an area which is lightly-coloured and not printed on.

2) If the marking shows up as bright yellow, your bank note is genuine and therefore valid!

3) If the marking goes dark and stays dark, your bank note is forged!

4) The marking disppears again after a few hours

Specification:

Weight: approx. 18g

Size: approx. 150 mm X 15 mm/6" X 0.6"

Quantity: 1Pc

Color: Blue Light

Note: Please allow 1-3mm differs due to manual measurement.

Due to the different display and different light, the picture may not reflect the actual color of the item. Thanks for your understanding.

Package include:

1pc Blue Light Test Pen (no Retail Package)