New Anti Blue Light Glasses Test Pen

Features:
1. You can play it with your cat which can help you and your 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 international paper currency.

How to use as Money Tester :
1) Mark the note,for example,with a 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

Package include:
1pc Blue Light Test Pen

WARRANTY

We'll refund your money if the item hasn't been delivered within 40 days after purchase. You have 2 weeks to request a refund — until day 60.
Product doesn't match the description? Contact us within 30 days after you receive it!
In case of cancellation, money will be refunded to your account within 3 days.