ZUNTENG Invisible Ink Pen,7Pcs Spy Pen,Invisible Disappearing Ink Pen with uv Light Fun Activity Entertainment for Secret Message and Kids Goodies Bags Toy (7)
Invisible ink 🔵 After writing, the ink will be invisible, unless you turn on the light on the cap to see the secret information perfectly.
Safety 🔵 your child's healthy toy! Suitable for T-shirts, paper, skin and any smooth, faded ink surface, permanent but washable!
The perfect gift 🔵 suitable for children's birthday gifts, holiday gifts, children will be very happy
Warm reminder 🔵 children under 3 years old do not use, the product contains small parts! ! !
Accessories 🔵 our pen comes with a battery, no need to purchase additional batteries, the insulating sheet between the batteries can ensure that the electric pen you receive is fully charged