The 9-5 technique is the process of arousing yourself, in a rising and falling manner, up and down, between 5 out of 10 and 9 out of 10.
A snug ring that fits around the base of your penis and sometimes your testicles, too can strengthen your erection, boost your confidence, and make your orgasms more powerful.
In a lot of ways, to put your brain on something outside of that very experience is more crippling than reaching orgasm before you were planning to.
If you pleasure yourself, you can learn to practice this a bit on your own.