LED UV Light Multifunction Ball Pen Secret Invisible Ink School Office Supplies
The ink is invisible.
You can write down the messages with the invisible ink pen, then use the mini UV light to see what was written.
It can be used to detect money.
It is great for party and game, it can be written on paper, card, glass, etc.
Item Name: Ball Pen
Battery: 3 x RL41 Batteries (Included)
Ink Type: Invisible Ink
Features: LED, UV Light, Invisible Ink, Gift
Size: 13.3cm x 0.8cm/5.24″ x 0.31″ (Approx.)
Due to the light and screen setting difference, the item’s color may be slightly different from the pictures.
Please allow slight dimension difference due to different manual measurement.
1 x Ball Pen