A penis pump uses negative air pressure to engorge the blood vessels in your penis to help you develop an erection. Using the pump as directed is essential to prevent injury and other unwanted ...

Specifications for pump controllers include number of inputs, number of outputs, input types, output types, and number of zones (if applicable). The number of inputs equals the total number of signals ...

What We Don't Love: The pump can get stuck and cause leaking. If you're looking for a setting spray that doesn't budge for all day and into the night, this is the one to grab. Ideal for big events ...