Secret Agent Invisible Ink Spy Pens (Set of 2)

2 pens with invisible ink, ink is revealed using the light in the pen cap. 

Each pen uses 3 LR41 Lithium batteries which can be replaced by unscrewing the top section of the pen 

Dimensions: 14.5 x 1.4 x 1.8 cm

WARNING! Choking hazard, small parts, keep away from children under 3