Drawing is invisible in normal light, Ink visible only with UV light pen
You also can use the pen to detecting money, and may be used as a flash light
Powered by 3 x AG3 batteries and included
Material: plastic,
Size: 13.3cm (length) x 1.6cm (dia.) ;
Weight: 9g
body color and Logo can be customed
Package: 1pc/OPP, 50pcs/inner box, 400pcs/ctn, Meas: 40x28x34cm; G.W./N.W.: 4.6kgs/3.6kgs
