Suction on Your Command Vacuum control at your fingertips The TENGA Vacuum Controller allows you to manipulate vacuum pressure inside TENGA CUP Series items through a simple button-press Experience Suction like none other Compatible only with Vacuum Compatible CUP Products. The Original US Tenga Cup is also included for your enjoyment, as well as US and regular size adapters. Measurements: Vacuum Controller measures 3.56 inches in depth, 3.04 inches in width, 4.64 inches in height. Regular Adapter measures 3.24 inches in depth, 3.03 inches in width, 1.98 inches in height. U.S. Adapter measures 3.41 inches in depth, 3.441 inches in width, 2.34 inches in height. Vacuum is made of PC, ABS, and Elastomer. Cup is made of TPE and PE. Color: Black. Note: Requires 4-AAA batteries, not included. Ultra Size Tenga Original Vacuum Cup included.