Stimulate your penis from the inside and feel never before experienced stimuli! This penis plug has a small vibration motor inside its tip. The battery for this is in the larger end. Made of polished stainless steel.Insertable Length: ca. 5 cm (1.97")Total length: ca. 6,5 cm (2.56")Diameter: ca. 5,5-8 mm (0.22-0.31")Battery Compartment Diameter: ca. 25 mm (0.98")Battery: 1x CR2032Material: Stainless Steel