Customize your workout with this vibrating enhancement pump system with 10 functions of vibration, pulsation, and escalation. Easy touch controller with LED – hold button for 3 seconds to turn off. Silicone sleeve holds power pack and bullet for hands free use. Silicone donut has an optional position for the vibrating bullet. Seamless cylinder with incremental measures. Flanged base for maximum comfort and suction with or without the removable Silicone donut. Flexible Silicone air hose. Quick release push button purge valve.