Maxx Gear Vibrating Vacuum Gauge Penis Pump from Nasstoys of New York features powerful suction adds size. Quick speed vibration you control the pressure until desired effect. EZ squeeze handle with pressure release valve. Easy to measure size. Made using body safe, phthalates free materials soft base, hose Silicone, Clear chamber Polystyrene, Gauge, Pump, Remote and Bullet Vibrator ABS plastic. Size total length 11.75 inches, cylinder diameter 2.5 inches to 2.6 inches at base, insertable length 7.875 inches. Vibrating penis pump requires 2 AA batteries, not included. UPC number 782631276305.