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
WARNING! Choking hazard, small parts, keep away from children under 3
Material: Card, Electrical, Ink, Plastic
Product dimensions: Width: 1.4cm, Length: 14.5cm, Height: 1.8cm, Weight: 22.6g