Pump Rechargeable Vacuum Penis Pump allows you to boost your stamina. Penis pumps are an effective method of easing the symptoms of ED as well as a way to explore size and firmness. With 7.15 pounds of force per square inch, enjoy thicker and harder erections. Simply press the suction button for 5 seconds of vacuum power - press again to receive 5 more. Continue pressing as you watch your penis grow until you reach your desired erection. 

• Silicone sleeve 
• Length of sleeve: 9.2 cm Inner diameter: 3.0 cm
• 10 vibration modes 
• Travel lock
• rechargeable
• Waterproof
• 1 year warranty