Pretty Love Felix Voice Controlled 30 Functions of Vibration Purple. Ready to play with your 100% silicone vibrator? Just pop the battery compartment off the very bottom of this g-spot vibrator. Slip in 2 AAA batteries, not included. Sold separately. Close the compartment. Now find the separate on/off and function buttons at the vibrator base. Press the on/off button. Now tap the function button to cycle through 30 different vibrations speeds. Keep tapping to feel escalating pulses, steady pulses, quick pulses, and a mixed pattern of pulses. The voice control system is definitely to make your sessions happier than ever. Size 8.07 inches in length, 3.93 inches insertion length by 1.25 inches in width.