Introducing the most convenient way to enhance your things without the awkward placement of the gems. The HotCraft Hobby Dolphin Pen has a vacuum pick-up function that can suck crystals and studs. It makes it easier to arrange patterns in an inclined surface without the need to use tweezers! There’s a light indicator when turned on which can also brighten your work area. It’s very hassle-free that you don’t need to use further tools anymore.