The E-Vibe Pump is a battery operated pump, with a cyberskin sleeve. To use, simply place the sleeve around bottom of chamber, cover the Vacuum Release Port with a finger, push the button at the top and instantly the E-Vibe begins pumping. You control how little or much it pumps and stop it by pushing the button. When finished, simply take your finger off of the release port to release suction. Included inside is a free packet of Spice Lubricant.