The Trainer suction cup masturbator has several different functions: rotations or thrusting motions or even both at the same time. By moving up and down constantly, as well as the rotating motion, you can feel that a warm soft woman’s hand is wanking your penis gently. Switch to the next mode, you can feel hundreds of different stroking styles. This hands free masturbator has a very modern, sleek look. A far cry from gaudy, cheap-looking men¡¯s toys, this masturbator looks like it could be a decorative object in your home. It features a suction-cup base that allows to you stick it onto any smooth surface for a hands-free session. Just attach the suction cup onto the toy by using the screw mechanism on its base. To affix the suction cup to a surface, push the lever to ¡°open¡±, position your toy, and then push the lever to ¡°lock¡±.The transparent jelly sleeve is lined with soft nodules and ribbing and has a flexible 3.5-inch diameter. The depth of penetration is 4.75 inches. The sleeve can be removed from the shell for cleaning.Trainer automatic masturbator specifications:Total Length : 11.00 in ; Internal length : 5.1 in ; Internal width : 1.50 inColour : Black & RedSuction cup : YesMaterial : TPR Soft TouchRotation speeds : Multi-speed RotationsThrusting speeds : Multi-speed thrustingsLITHIUM IC: MCUVoltage: 3.7v 18650/1500 mAhPower supply : USB, Charge time 2.5 hours, use time: 1 hour