About this item Package Includes: 2 x Vacuum Sucking Pen with 4 pieces of suction headers ( 2pcs 3mm, 1pc 6mm, 1pc 10mm). Usage: Put the IC on a proper place press down the button the vacuum unit discharges air to let the IC fall off the suction header. 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! Vacuum Sucking Pen Remover Tool 3 size of suction headers ( small size for 3g , medium size for 18g and large size for 40g ). The vacuum pen uses the vacuum principle, it is specially designed for picking up small electronic components. Anti-static, no external power and battery needed. Wide Applications The kits are the best gift for DIY enthusiast to repair cell phone, tablet, PC, TV, radio, remote control vehicles, toys of your children, jewelry, music instrument, craft, etc.