material:plastic

size:13*2cm

weight:10g

feature:currency checker,glow charger,hidden highlighter,non toxic

Write with the invisible ink pen then light your message with the nini black light to see what was written!

Invisible pen brings you an amazing variety of fun applications.

100% New and High Quality

Invisible ink pen, keep your own sceret

Use the special light of the pen to read what you write

Kids love using this kind of pen to keep their secret and play games

Invisible ink pen also can be used as currency checker, glow charger and hidden highlighter

Be powed by three AG10 battery, which are included

pen`s size: appro 13cm length