Get Hard Power Pump is really a hi-tech, fully automatic pump with simple to use pressure control. Totally all-in-one, wireless design. 3 climbing amounts of suction power. Auto start button with quick air release valve. Universal measurements on cylinder to trace results. Flange base for secure seal. Safe and pure for body and pleasure made using phthalate free materials PS cylinder, Abs plastic, fiberglass buttons, Abs plastic, fiberglass with memory PU Cote handle, situation, Silicone sleeve, Abs plastic, fiberglass with Silver Plating/Metallic Plating decor. Requires 3 AAA batteries, not incorporated. Bulk weight 10.4 ounces. 7.5 inches by 2.25 inches