The Ball Crusher cylinder has dual functions of crush and electro shock the balls, the cylinder is made of clear Acrylic, you and your partner can look at the balls when use. Firstly, open the metal ball ring and put balls inside and lock with screw, then set the cylinder on the ring and turn to lock, last turn the worm to press the balls. There are two holes as electrical contact to insert 4mm standard banana plug, the device can perform balls shock function. (Power Box and Adapter included, Power box driven by 3pcs AAA 1.5V voltage battery, the battery not included) Safety, Care and Usage: For Adult use only, Please don`t use the toy if you have heart disease or contact broken skin, etc. User assumes to know the risk fully. Always clean your toy before and after use with warm water and soap, and pat dry. Material: Acrylic + Metal Size: Refer picture Connection to power box: 2.5mm jack plug Weight: 680g
