Wenzhou Hualei Electronic Co., Ltd.

invisible ink pen

invisible ink pen
Product Detailed

Money detector pen, anti-counterfeiting pen,UV pen,Universal Counterfeit Money Detector Pen,MOney tester pen,Invisible ink pen

1) Ink visible only with pen light
2) Also may be used as a flash light
3) Batteries: AG3 x 3
4) Choking hazard: small parts, not for children under 5 years old
5)You also can use the pen to detecting money,

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