Pump Worx Beginner's Power Pump is the penis development pump for beginners that will give you the size you have always dreamed of without harmful side effects. How si uses: 1. Insert the penis into the pump 2. Run the pump as long as you want 3. After a few minutes, let the air out of pump 4. Wait a few minutes 5. Pump again 2-3 times per session 6. Repeat the process 2 times a week. You can also prolong ejaculation by sliding the included phallic ring over your penis until you want to delay ejaculation!