This features robusts rubber suction cup that ensures a firmly grip and gentle handling of delicate lens surfaces, making it essential accessory for any camera enthusiasts Ideal for photographers, camera repair technicians, and enthusiasts who frequently work with precise electronic components and need reliability tools for safe handling Note: the suction cup is suitable for absorbing smooth objects, not rough objects. The effect will be better if the suction cup is smeared with a little lubricating oil handle lens repairs with our powerful suction cup tool, designs to secures lift without leaving marks on your camera lens Put the IC on a proper place press down button the vacuum unit discharges air to let the IC falloff the suction header