Function: Urethral Sounding DilatorColor: BlackSize: 20.0 * 0.7 cm/7.88 * 0.28 inchInsert Length:18.0 cm/7.09 inchController Size: 10 * 6 * 1.5 cm/3.9" * 2.4" * 0.6"DC Head: 2.5 mmPower: 2 AAAMaterial: ABS + SiliconePackage: OPP Bag