Features: 1) Ink visible only with Pen light 2) May be used to check for counterfeit money 3) Also may be used as a flash light 4) Batteries:: AG3 X 3 5) Choking hazard: small parts, not for children under 5 years old 6) Product length: 10cm 7) Color: light purple Inner packing: Blister card Outer packing: 72 or 144pcs/ctn Carton dimensions: 45 x 45.5 x 34cm N.W.: 7.2kg G.W.: 9.2kg Volume: 0.067cbm